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1、大连理工大学21秋ACAD船舶工程应用在线作业三答案参考1. Where the contract is to insure the subject-matter at and from，or from one place to anotheWhere the contract is to insure the subject-matter at and from，or from one place to another or others，the policy is called a _.A.contract policyB.insurance policyC.time policyD.vo
2、yage policy正确答案：D2. Epilepsy is a chronic nervous disorder characterized by _.A.severe nausea and crampsBEpilepsy is a chronic nervous disorder characterized by _.A.severe nausea and crampsB.muscular convulsions with partial or complete loss of consciousnessC.sudden thirst and craving for candyD.sev
3、ere agitation and desire to get out of closed spaces正确答案：B3. 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：4. To shore up the main deck for the stowage of deck cargo means to _.A.weld pad eyesTo shore up the main deck for the stowage of deck cargo means t
4、o _.A.weld pad eyes on deck in proper position to secure the cargoB.strengthen the main deck by placing pillars underneath it in the tween-decksC.distribute the weight of the cargo by placing fore-and-aft planks on the main deckD.package the cargo in wooden crates so it will not damage the deck正确答案：
5、B5. 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：ABCD6. 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：A7. ( )为弃船时起能维持遇险人员生命的艇，是船舶的主要救生载具。A.救生设备B.救生艇C.救助艇D.救生衣参考答案：B8. A negative metacentric height _.A.should always be immediately correctedB.will alwaysA negative metacentric
6、 height _.A.should always be immediately correctedB.will always cause a vessel to capsizeC.always results from off-center weightsD.All of the above are correct正确答案：A9. AutoCAD软件中，执行fill命令可以控制填充图案的可见性。( )A.正确B.错误参考答案：A10. 在内陆地区，绝对湿度a和相对湿度f的日变化规律是： Aa和f白天大，夜间小 B白天a大f小，夜间a小f大 Ca和在内陆地区，绝对湿度a和相对湿度f的日变化规律
7、是：Aa和f白天大，夜间小B白天a大f小，夜间a小f大Ca和f白天小，夜间大D白天a小f大，夜间a大f小B11. 以下说法正确的是( )。A.多行文字的所有文字是一个整体B.调用dtext可创建多行文字C.调用text可创建多行文字D.多行文字可以分别对各个文字的格式进行设置参考答案：AC12. 寒冷季节时，救生筏上的人员应使用手皮风箱给双层的筏底间充气，以减少筏内热量散失。寒冷季节时，救生筏上的人员应使用手皮风箱给双层的筏底间充气，以减少筏内热量散失。此题为判断题(对，错)。正确答案：13. AutoCAD中恢复删除对象只能采用oops命令。( )A.正确B.错误参考答案：B14. Auto
8、CAD软件中，船体制图尺寸标注规定尺寸线间距不得小于6mm。( )A.正确B.错误参考答案：B15. Auto CAD中绘图的方式有哪几种?( )A.通过菜单命令绘图B.通过工具按钮绘图C.通过命令形式绘图参考答案：ABC16. AutoCAD软件中，执行fill命令可以控制填充图案的可见性。( )A.错误B.正确参考答案：B17. AutoCAD关闭图形文件可以使用何命令?( )A.newB.openC.saveD.close参考答案：D18. 以下哪项是按照相对极坐标方式输入的?( )A.“10，10”B.“10，10”C.“10D.“1010”参考答案：D19. The Chief Of
9、ficer _ told the stevedores to stow the cargo lot by lotA.plainlyB.playfThe Chief Officer _ told the stevedores to stow the cargo lot by lotA.plainlyB.playfullyC.absolutelyD.completely正确答案：A20. A port _ if more than ordinary prudence and skill is needed to avoid exposure to dangA port _ if more than
10、 ordinary prudence and skill is needed to avoid exposure to danger thereA.safetyB.is safeC.is not safeD.is not safety正确答案：C21. 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
11、 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：D22. 船舶货舱通风不良会导致发热并蓄热的货物本身自燃。船舶货舱通风不良会导致发热并蓄热的货物本身自燃。此题为判断题(对，错)。正确答案：23. 船舶在南太平洋遇到热带气旋，测得风向随时间变
12、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D24. 从高空温压场分析，当地面冷高压前部为冷平流，后部为暖平流时，冷高压将如何变化？ A一边向前移动一边减弱从高空温压场分析，当地面冷高压前部为冷平流，后部为暖平流时，冷高压将如何变化？A一边向前移动一边减弱B静止不动但强度加强C一边向前移动一边发展D静止不动但强度减弱C25. 下列有关于图层的性质，说法正确的是( )。A.图层可以被锁住，锁住后的实体无法显示，无法编辑B.图层
13、的名称最多可达255个字符C.每个图层均可由用户命名D.图层的打印开关是关闭时，无法打印参考答案：BD26. 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 a
14、n oil unloading port or terminal.A.inertedB.crude oil washedC.dilutedD.cleaned正确答案：B27. 海难应急口粮是一种按份包装的压缩食品，每份压缩食品都是按最佳比例配制而成的，它只含有少量的_海难应急口粮是一种按份包装的压缩食品，每份压缩食品都是按最佳比例配制而成的，它只含有少量的_。A.水分B.脂肪C.蛋白质正确答案：C28. 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 surfac
