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首页 初中物理光学题库

初中物理光学题库.doc

初中物理光学题库

胡欣琴
2017-09-19 0人阅读 举报 0 0 暂无简介

简介:本文档为《初中物理光学题库doc》,可适用于综合领域

初中物理光学题库全品中考网考点:光的折射、光的色散、看不见的光一、选择题、((年浙江湖州题)陶瓷茶杯底部放有一枚硬币人移动到某一位置时看不见硬币(如图甲)往茶杯中倒人一些水后又能够看见硬币了(如图乙)。造成“看不见”和“又看见了”的原因分别是A(光的直线传播和光的折射B(光的直线传播和光的反射C(光的反射和光的折射D(光的反射和光的直线传播(江苏盐城题)下列光现象中由于光的折射而形成的是C平面镜中的像竖直杆的影子放大的邮票拱桥的倒影ABDC全品中考网(江苏盐城题)小明对自动感应门很感兴趣想了解其原理(他查阅有关资料后得知自动感应门有两种类型:一种是感应装置接受到人所发出的红外线将门打开另一种是感应装置发出微波来感知向门移动的物体将门打开(以下设计方案能探究某自动门是哪种类型的是A(速度相同的两个人分别向门靠近观察门的反应全品中考网B(人以两种不同速度分别向门靠近观察门的反应C(门打开后人在门前静止一段时间观察门的反应D(白天和黑夜让人向门靠近观察门的反应((年广东广州市题)下列现象中属于白光色散的是A(太阳光经过棱镜后分解成各种颜色的光B(红、绿、蓝三种色条合成电视画面的颜色C(红、绿、蓝三色光按一定比例混合成白光D(红、蓝、黄三色颜料按一定比例混合成黑色(年山东临沂题)下列说法正确的是A岸边景物在水中的倒影是光的折射形成的B雨后彩虹是由光的反射形成的C电影幕布选用粗糙布料目的是让光发生漫反射全品中考网D电影幕布选用粗糙布料目的是让光发生镜面反射((年广东省题)如图所示的现象中属于光的折射现象的是(A)personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establishloanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional图((江苏苏州题)“嫦娥一号”卫星接收地面指挥中心的运行指令进行变轨而奔向月球是通过一种波来实现的这种波是全品中考网A(微波B(可见光C(超声波D(次声波((湖北咸阳题)如图所示的四种情景中属于光的折射现象的是湖中的倒影B(碗中的筷子C(世博会夜晚的灯光D(镜中的陶罐A(((湖北襄樊题)下列现象中属于光的折射现象的是A(小孔成像B(岸边的树木在水中的倒影C(海市蜃楼D(我们能从不同方向看到银幕上的像全品中考网((北京市题)B全品中考网二、填空题、((黑龙江鸡西题)如图所示的四种现象或应用中能用光的折射知识进行解释的是()A(插入水中的手指C(潜望镜D(自行车尾灯B(手影游戏personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establishloanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional全品中考网((重庆綦江题)如图所示的四种现象中属于光的折射的是(B)全品中考网((湖北荆州)下列关于光现象的说法中正确的是A(“坐井观天所见甚小”是光直线传播的结果B(验钞机是利用红外线使钞票上的荧光物质发光从而辨别钞票的真伪的C(光与镜面成角射到平面镜上时其反射角为全品中考网((年广西河池题)如图的四种现象中属于光的折射现象的是„„(B)((湖北十堰题)下列有关光学知识及其应用的叙述正确的是,(电视机的遥控器前端发出的是紫外线B(汽车的雾灯一般采用红光灯是因为红光不容易被散射,。患近视眼的人为了看清远处物体应该在眼睛前面戴一个凹透镜D(显微镜镜筒的两端各有一组透镜每组透镜的作用都相当于一个凹透镜全品中考网((四川自贡题)一束光线由空气斜射入水中时如果入射角逐渐增大折射角将()A(逐渐减小且总小于入射角B(逐渐增大且总大于入射角C(逐渐减小且总大于入射角D(逐渐增大且总小于入射角((年山东泰安题)下列光路图能正确反映光线从空气斜射入玻璃中的是(A)二、填空题、((,,,,年浙江金华题)你在湖边漫步你同时能看到水中的白云和鱼前者是由于光的形成。(填“反射|”或“折射”)全品中考网第personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establish页共页loanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional((,,,,年浙江宁波题)今年月日中午我市部分市民看到了太阳周围出现个七彩“光环”如图所示这就是“日晕”。这种天象形成的重要原因是阳光通过无数小冰晶后发生了色散其中各色光按红、橙、黄、、蓝、靛、紫的顺序依次排列说明了阳光是(填“单色光”或“复色光”)。(第题图)((年重庆题)同学们在中考考室力能从不同方向考到监考老师在黑板上所写的“本堂考室科目:XX、考室时间:XX”等提示语这是因为光发生了反射的缘故。把一支铅笔斜插入盛水的玻璃杯里看上去铅笔好像在水面上折断了入股所示这种现象是由于光的现象引起的。((江苏南京题)如图所示一束光在空气和玻璃两种介质的界面上同时发生反射和折射(图中入射光线、反射光线和折射光线的方向均未标出)其中折射光线是(用字母表示)反射角等于(OG全品中考网全品中考网全品中考网(年山东烟台,题)如图甲所示让一束太阳光通过棱镜射到白屏上在光屏上就形成一条彩色光带其颜色自上而下依次是不同颜色的光(若在白屏上贴一张红纸(图乙)则光屏上就出现(全品中考网答案:((江苏淮安题)如图所示太阳光穿过树林形成光柱是光的现象雨过天晴远处的天空(出现美丽的彩虹是光的现象(personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establishloanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional题图((辽宁沈阳题)夏天太阳光经过树叶的空隙照在地面上会形成圆形光斑这是由于光的形成的太阳的像将放大镜正对着太阳调整它与地面的距离地面上会形成很小很亮的光斑这是由于光的形成的。三、简答题、全品中考网四、作图题、((年重庆题)图是一束平行与主光轴并射向凹凸镜的入射光线请画出穿过透镜的折射光线。(江苏宿迁题)请你画出图甲中光线从空气斜射至水面上的反射光线和大致的折射光线全品中考网(江苏扬州题)接题目要求怍答:()如图甲所示光从水中斜射入空气请准确作出反射光线的方向、大致作出折射光线的方向。全品中考网(年山东潍坊题)如图(b)所示请画出光从空气射入玻璃再从玻璃到空气的光路图(((年山东济宁第卷题)如图所示光源S发出的一条光线射向水中在水面发生折射后经过P点。请你在图中大致作出入射光线和折射光线。第personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establish页共页loanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professionalS水P图评分标准:光路的大致方向画正确给分光线的方向标正确给分(四川省成都市题)图l所示的是光从玻璃砖斜射入空气时入射光的光路情况。请在图中画出该入射光线的折射光线的大概位置并标出折射角。((江苏苏州题)()如图乙所示MN为空气与水的分界面AO为入射光线入射点为O在图中画出折射光线并标出折射角(,全品中考网(湖北黄冈题)如图所示潜水员眼睛在水下A点处B点有条小鱼C点有只小鸟请作出潜水员观察鱼、鸟的光路图(((年贵州毕节题)在水池的一角有一块平面镜现有一束光线从水中射向平面镜如图请完成光路图并标出反射角(用“α”表示)和折射角(用“β”表示)((黑龙江哈尔滨题)一束光从空气射入水中用箭头标出光前进的方向注明入射光线和折射光线。personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establishloanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional((福建莆田题)()一束光线从空气射入水中(如图甲所示)请画出其折射光线的大致方向。全品中考网((年广州花都区题)图是一束从空气斜射向玻璃的光线。请在图中标出入射角i并画出反射光线和折射光线(注:折射光线只需画出大致方向)。图图全品中考网((年新疆乌鲁木齐题)光线从水中射入空气在图上画出反射光线和折射光线的大致光路。((湖北十堰,,题)如图,为一半球形玻璃砖请画出光线从,点(球心)射入玻璃砖到射出玻璃砖的完整光路图。第personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establish页共页loanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional全品中考网((内蒙古赤峰题)如图A、B是两块互相垂直放置的平面镜有一条光线按图中所示方向射向A镜请在图中完成光路图。全品中考网答案:((年湖南湘潭题)()请在答题卡图中画出折射光线。答案:((年广西柳州题)()请在图中大致画出光从空气进入水中后的折射光线。((年广东茂名题)如图所示束光射向凸透镜经折射后折射光线射到一个平面镜上。请在图中画出射向凸透镜这束入射光和经平面镜反射的光路并标出反射角的度数。五、实验探究题、((年安徽题)下图是研究光的折射规律的实验原理图下表中记录了不同的入射角和对应的折射角的实验测量数据。入射角i折射角,(l)请你结合图以光从空气进入到玻璃中的情况为例分析实验数据(光从空气进入其它透明介质中也可得到具有相同规律的实验数据)对光从空气进入其它透明介质中的折射规律加以总结(补充完整)a(折射光线跟入射光线和法线在同一平面内并且分别位于法线两侧b(。()请定量比较实验数据(把你新的发现写在下面:。personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establishloanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional()b(入射角增大折射角也增大但折射角总是小于入射角()入射角较小时入射角i与折射角,近似成正比关系当入射角较大时正比关系不再成立。全品中考网第personalcreditbusinessprocessmanagement,anddevelopmentofbusinessprocesses,cleartheloanobjectandscope,establish页共页loanoperationofassessmentandaccountabilitymechanismsDiversitymanagementprinciplestheBank'sstrictseparationbetweenbusinessandconsumeruseofpersonalcredit,thenaccordingtothedifferentvarietiesofbusinesstoestablishtheappropriateaccessstandard,postlendingmanagementrequirementsBusinessusepersonalcreditshouldbestrictlyinaccordancewiththeqiluBank'ssmallbusinesscreditriskmanagementguidelinesandassociatedworkingcapitalloansmanagementrequirements,suchasassessingthemanagementofproductionandoperation,repaymentability,thelevelofrisk,andsoonIncomedebtratiocontrolprincipleofBankincomedebtratiocontrolmechanism,combinedwiththeborrower'sincome,debt,expenditures,loans,guaranteesandotherfactors,determinestheloanamountandterm,controleachrepaymentdoesnotexceedtheamountoftheborrowerrepaymentabilityPrinciplesoftransregionallimitsBranchesshallnotinprincipletooperatingincomemainlycomesfromoffsite(prefecturelevelcitiesandadministrativedivisionsatorabove)orinward(MS)chargeprovidedcreditsupportforindividualcustomersislocatedindifferentplaces,butexceptthosewithuniqueadvantagessuchascriticalHavesetupbranchesindifferentplaces,otherbodiesarenotentitledtocarryoutthebranchofcreditbusinessintheregionBranchCountyareahasbeenestablished,otherbodiesarenotentitledtoapplyforthecreditwithintheCountyDoublebeforegoingthroughthepersonalcreditbusinesscreditinvestigation,Contracting,securityverification,creditcheck,keyaccountmanagershouldbedoublehandleBanksupportsriskmanagers,loanreview,professional

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