大连理工大学21秋《ACAD船舶工程应用》在线作业二答案参考72

大连理工大学21秋ACAD船舶工程应用在线作业二答案参考1. 油轮上要积极地采取预防静电的措施。油轮上要积极地采取预防静电的措施。此题为判断题(对，错)。正确答案：2. AutoCAD软件中，边界图案填充对话框中有下列哪几个选项?( )A.图案填充B.高级C.ISOD.自定义E.渐变色参考答案：ABE3. 某轮航向360，航速5米/秒，视风向315，视风速7m/s，则真风为： A90、10kn B270、10kn C270、5kn D18某轮航向360，航速5米/秒，视风向315，视风速7m/s，则真风为：A90、10knB270、10knC270、5knD180、10knB4. 下列哪些因素能影响风压差的大小：I潮流;II风速;III风舷角;IV吃水;V海流A.IIVB.IIIIC.IIIVD.I下列哪些因素能影响风压差的大小：I潮流;II风速;III风舷角;IV吃水;V海流A.IIVB.IIIIC.IIIVD.IIII，V正确答案：C5. 下列哪项不属于二副在职务调动时交接的内容？A.助航仪器使用方法和误差情况B.船体保养计划C.国旗、下列哪项不属于二副在职务调动时交接的内容？A.助航仪器使用方法和误差情况B.船体保养计划C.国旗、信号旗、号型是否齐全D.驾驶台求救信号、器材的情况正确答案：B6. 在命令提示过程中不可取消前一步操作。( )A.正确B.错误参考答案：B7. Which factor(s) might indicate that a towline should be removed from service?A.Visible damWhich factor(s) might indicate that a towline should be removed from service?A.Visible damage to the towline，including fishhooksB.Measurements showing a decrease in diameterC.A surface condition of corrosion and discolorationD.All of the above正确答案：D8. 下列船用设备属于救生载具的是( )。A.救生筏B.救生艇C.救助艇D.救生衣参考答案：ABC9. AutoCAD软件中，recloud修订云线命令可用来显示图纸中已修改的部分，还可将已绘制好的闭合对象转换成云线。( )A.正确B.错误参考答案：A10. 某船舶受热带气旋影响，每小时观测一次，当测得真风向随时间逆时针转变时，则可判定船舶处于： A北半球可航半某船舶受热带气旋影响，每小时观测一次，当测得真风向随时间逆时针转变时，则可判定船舶处于：A北半球可航半圆B南半球可航半圆C前半圆D后半圆A11. 对于典型温带气旋的冷锋， 其锋线两侧风向为: A南半球，锋前SE风，锋后NW风 B南半球，锋前SW风，锋后NW风 C对于典型温带气旋的冷锋， 其锋线两侧风向为:A南半球，锋前SE风，锋后NW风B南半球，锋前SW风，锋后NW风C北半球，锋前SE风，锋后SW风D北半球，锋前SW风，锋后NW风D12. In the case of new crude oil tankers，the additional ballast permitted shall be carried inIn the case of new crude oil tankers，the additional ballast permitted shall be carried in cargo tanks only if such tanks have been _ before departure from an oil unloading port or terminal.A.inertedB.crude oil washedC.dilutedD.cleaned正确答案：B13. The implied condition(s) with respect to the doctrine of deviation in a marine insurance pThe implied condition(s) with respect to the doctrine of deviation in a marine insurance policy is(are) _.A.that the cargo be discharged from the vessel with customary dispatchB.that the voyage be commenced in a reasonable timeC.that the voyage be pursued over the usual and direct routeD.All of the above正确答案：D14. 登上荒岛后，首先考虑的是如何生活和等待救援。登上荒岛后，首先考虑的是如何生活和等待救援。此题为判断题(对，错)。正确答案：15. 船舶常用的起货设备主要有两类，即( )。A.吊杆起货设备B.吊柱起货设备C.挖掘机D.起重机参考答案：AD16. It is not necessary to declare _ in MARITIME HEALTH DECLARATION.A.fever accompanied bIt is not necessary to declare _ in MARITIME HEALTH DECLARATION.A.fever accompanied by prostration or persisting for several daysB.fever attended with glandular swellingC.acute skin rashD.glycosuria正确答案：D17. “2314”是相对极坐标形式。( )A.正确B.错误参考答案：A18. 在命令行中执行ablock命令创建外部块。( )A.正确B.错误参考答案：B19. 齿轮泵的齿轮、离心泵的叶轮，往复泵的活塞和螺杆泵的螺杆，这些零件中，加工精度最高的是：A.齿轮B.齿轮泵的齿轮、离心泵的叶轮，往复泵的活塞和螺杆泵的螺杆，这些零件中，加工精度最高的是：A.齿轮B.叶轮C.活塞D.螺杆正确答案：D20. Which of the following marine insurance policies is normally purchased by the cargo owner？Which of the following marine insurance policies is normally purchased by the cargo owner？ _.A.HullB.CargoC.Protection and IndemnityD.Pollution正确答案：B21. The securing of passenger cars on a Ro-Ro vessel requires _.A.simple and lightweightThe securing of passenger cars on a Ro-Ro vessel requires _.A.simple and lightweight equipmentB.low labor intensive equipmentC.specially designed equipment to avoid vehicle damageD.All of the above正确答案：D22. AutoCAD中，根据当前屏幕显示范围，最大限度地将图形全部显示在屏幕中称为“动态缩放”。( )A.错误B.正确参考答案：A23. The first indications a mariner will have of the approach of a warm front will be _.AThe first indications a mariner will have of the approach of a warm front will be _.A.large cumulonimbus (thunderclouds) building upB.high cirrus clouds gradually changing to cirrostratus and then to altostratusC.fog caused by the warm air passing over the cooler waterD.low dark clouds accompanied by intermittent rain正确答案：B24. 应急的成败直接关系着人命财产和环境的损失程度，所以应急必须是迅速和有效的。应急的成败直接关系着人命财产和环境的损失程度，所以应急必须是迅速和有效的。此题为判断题(对，错)。正确答案：25. Said cargo spaces having been cleaned in accordance with the Regulations and the recommendSaid cargo spaces having been cleaned in accordance with the Regulations and the recommendations of the (US) National Cargo Bureau，Inc. This wording is likely to appear in _.A.CERTIFICATE OF CLEANLINESSB.FUMIGATION AND GAS FREE CERTIFICATEC.CERTIFICATE OF CLASSD.INTERNATIONAL OIL POLLUTION PREVENTION CERTIFICATE正确答案：A26. 在块及其属性中，有大量的数据，其中包括( )等等。A.块名B.块的插入点坐标C.插入比例D.各个属性值参考答案：ABCD27. 刚性救生筏的底部为木质花格板。刚性救生筏的底部为木质花格板。此题为判断题(对，错)。正确答案：28. 以下哪个可以对其进行文字对正操作?( )A.单行文字B.多行文字C.二者均可D.以上都不正确参考答案：B29. The owner or Master of a towing vessel shall ensure that each person that directs and contThe owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT _.A.evaluate the danger of each closing visual or radar contactB.adjust speed with due regard for the weather and visibilityC.reduce speed only where local speed limits are postedD.enter all required test and inspection results in the vessels log or other record carried on board正确答案：C30. Which method is used to supply inert gas from a flue gas system to the cargo tanks?A.ExhauWhich method is used to supply inert gas from a flue gas system to the cargo tanks?A.Exhaust gas pressure from the stackB.High capacity fanC.Inert gas compressorD.Natural aspiration正确答案：B31. Charterers to reimburse the extra hull premium to _ on receipt of supporting voucCharterers to reimburse the extra hull premium to _ on receipt of supporting vouchers，or copy of Insurance Policy，if required by Charterers.A.ownersB.cargo ownersC.shippersD.the merchant正确答案：A32. 多孔闭式喷油器分解或组装多孔闭式喷油器分解或组装正确答案：1、闭式喷油器分解 1)将喷油器外部擦洗干净,喷油嘴头如果有积碳用铜刷清除。 2)正夹喷油器于台钳上,用扳手拆下油管接头,注意接头内的缝隙式滤芯不要掉落。 3)拧下尾部护罩,拧松锁紧螺母1-2圈,再将调压螺钉拧出。 4)从喷油器内取出弹簧上座、弹簧、顶杆。 5)倒夹喷油器使喷油嘴向上,拧下锁紧螺帽。 6)小心地取下针阀偶件和定位销。 7)将拆下的所有零件放在干净的油盆中。针阀和针阀体是精密偶件,拆下后应成对存放,不要搞错,并注意保护精密的加工表面。 2、多孔闭式喷油器的组装 1)喷油器零件在干净的轻柴油里漂洗干净,并经过检查合格后,就可装复。 2)将喷油器本体倒夹在台钳上,装上喷油嘴偶件。注意针阀体和喷油器体的端面销孔要对准入座，拧紧喷油嘴紧帽。 3)正夹喷油器于台钳上,依次装上顶杆、调压弹簧、弹簧座,拧入调压螺钉至不很紧的位置,放入铜垫片,旋入锁紧螺母,待喷射压力调整后在锁紧螺母和护罩。 4)拧紧带缝隙式滤芯的油管接头。33. A list man would expect to see any of the following light signals EXCEPT _.A.two redA list man would expect to see any of the following light signals EXCEPT _.A.two red lightsB.one green lightC.one white lightD.one amber light正确答案：D34. AutoCAD的窗口界面中工具栏有哪些?( )A.“标准”工具栏B.“对象特性”工具栏C.“绘图”工具栏D.“编辑”工具栏参考答案：ABCD35. 风压差系数K值应由_。A.船长确定B.经验估计C.查表得出D.测定风压差2030次后，根据风压差公风压差系数K值应由_。A.船长确定B.经验估计C.查表得出D.测定风压差2030次后，根据风压差公式反推出其平均值正确答案：D36. 设置绘图单位命令为( )。A.LIMITSB.LIMITC.UNITSD.UNIT参考答案：C37. 在AutoCAD中，图层相当于绘图中使用的重叠图纸。( )A.错误B.正确参考答案：B38. 救生艇为从弃船时起能维持遇险人员生命的艇，是船舶的主要救生工具。( )A.正确B.错误参考答案：A39. 当船在港内发生火灾时，为了减少对港口的危害可能采取的措施是A.自行离港B.拖轮将失火船舶拖到开当船在港内发生火灾时，为了减少对港口的危害可能采取的措施是A.自行离港B.拖轮将失火船舶拖到开阔水域C.改变船舶方向让火场处于下风D.以上都对正确答案：D40. The external flotation bladder of an immersion suit should be inflated _.A.only afterThe external flotation bladder of an immersion suit should be inflated _.A.only after two hours in the waterB.only after four hours in the waterC.before entry into the waterD.upon entry into the water正确答案：D41. 紧急逃生呼吸器应存放在便于取用之处，( )检查瓶头阀的压力示值。A.每周B.每月C.每季紧急逃生呼吸器应存放在便于取用之处，( )检查瓶头阀的压力示值。A.每周B.每月C.每季正确答案：B42. 在AutoCAD中，基线标注的调用命令是下列中的( )。A.dimlinearB.dimalignedC.dimangularD.dimbaseline参考答案：D43. 以下关于AutoCAD软件中删除图块说法正确的是( )。A.外部图块文件可按delete键直接删除B.内部图块文件亦可按delete键直接删除C.对于外部图块文件可调用purge命令删除图块D.对于内部图块文件可调用purge命令删除图块参考答案：AD44. 根据船舶与海上设施法定检验规则，在某一装载状态下当船舶的实际重心高度大于许用重心高度时，则根据船舶与海上设施法定检验规则，在某一装载状态下当船舶的实际重心高度大于许用重心高度时，则_不满足要求。初稳性大倾角稳性动稳性A.B.C.D.、都有可能正确答案：D45. 我国海域是太平洋的多雾区之一，主要集中在沿海水域，北起渤海南至北部湾，大致呈带状分布。雾区的范围具有什么我国海域是太平洋的多雾区之一，主要集中在沿海水域，北起渤海南至北部湾，大致呈带状分布。雾区的范围具有什么特点？A南窄北宽，南多北少B南窄北宽，南少北多C南宽北窄，南多北少D南宽北窄，南少北多B46. ACAD中“点”菜单中有哪些项?( )A.单点B.多点C.定数等分D.定距等分参考答案：ABCD47. If a fixed foam firefighting system on a ship is not of the premix type，a sample of the foIf a fixed foam firefighting system on a ship is not of the premix type，a sample of the foam liquid must be tested by _.A.a Coast Guard inspection officerB.the safety man aboard the unitC.the designated person in charge of the unitD.the manufacturer or his authorized representative正确答案：D48. AutoCAD软件中，每个图层均有名称，名称最多可达255个字符。( )A.正确B.错误参考答案：A49. 调用区域填充命令可以选择绘图-曲面下拉菜单中的三维填充命令。( )A.正确B.错误参考答案：B50. 冷高压加强和减弱与温度平流有关，使冷高压发展，中低空温压场配置关系为： A高压对应高空槽 B高压处在高冷高压加强和减弱与温度平流有关，使冷高压发展，中低空温压场配置关系为：A高压对应高空槽B高压处在高空脊前，伴有暖平流C高压对应高空脊D高压处在高空脊前，伴有冷平流D51. AutoCAD中调整视图显示有4种方式。( )A.错误B.正确参考答案：A52. 船舶在南太平洋遇到热带气旋，测得风向随时间变化为SSEE风，风力增强，气压降低，可判定船舶处于热带气旋的什船舶在南太平洋遇到热带气旋，测得风向随时间变化为SSEE风，风力增强，气压降低，可判定船舶处于热带气旋的什么部位?A右前象限B右后象限C左后象限D左前象限D53. The granting of radio pratique _ the vessel only as far as the Port Officer of HealthThe granting of radio pratique _ the vessel only as far as the Port Officer of Health is concernedA.clearB.clearsC.clearingD.is cleared正确答案：B54. 专用压载水系指装入与货油或燃油系统完全隔绝并固定用于装载压载水的舱内的水。专用压载水系指装入与货油或燃油系统完全隔绝并固定用于装载压载水的舱内的水。此题为判断题(对，错)。正确答案：55. 船体大破洞可用床垫等卧具填塞，再覆以木板，用木柱支撑固定;若水压太大，可于船体外敷设堵漏毯。船体大破洞可用床垫等卧具填塞，再覆以木板，用木柱支撑固定;若水压太大，可于船体外敷设堵漏毯。此题为判断题(对，错)。正确答案：56. 在AutoCAD中，文字快显采用什么命令?( )A.ddeditB.scaletextC.JustifytextD.qtext参考答案：D57. 等压面上等高线的高值中心在邻近等高面上等压线对应着： A高压中心，且两线走向一致 B低压中心，且两线走等压面上等高线的高值中心在邻近等高面上等压线对应着：A高压中心，且两线走向一致B低压中心，且两线走向相反C低压中心，且两线走向一致D高压中心，且两线走向相反A58. A copy of the Articles of Agreement，less the names，is required to be posted.This documentA copy of the Articles of Agreement，less the names，is required to be posted.This document is called the_.A.Shipping ArticlesB.Focsle CardC.Voyage AgreementD.Articles Copy正确答案：B59. 通用报警系统都可以在船舶驾驶台和其他要害位置操作。通用报警系统都可以在船舶驾驶台和其他要害位置操作。此题为判断题(对，错)。正确答案：60. 在AutoCAD中，使用erase命令可删除绘图区域被选中的实体，并且在退出当前图形文件后不可更改。( )A.错误B.正确参考答案：B