网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
单选题
有关使用堵漏毯的说法,下列正确的是:() ①、适用于舷外水线附近及以下船壳较平坦和一般弯曲部位,不适合首尾弯曲太大的部位; ②、绒面朝向破洞,靠水压压紧; ③、不可能将洞口堵严,只能减少进水量。
A
①、②
B
②、③
C
①、③
D
①、②、③
参考答案
参考解析
解析:
暂无解析
更多 “单选题有关使用堵漏毯的说法,下列正确的是:() ①、适用于舷外水线附近及以下船壳较平坦和一般弯曲部位,不适合首尾弯曲太大的部位; ②、绒面朝向破洞,靠水压压紧; ③、不可能将洞口堵严,只能减少进水量。A ①、②B ②、③C ①、③D ①、②、③” 相关考题
考题
单选题At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is().A
in distressB
approaching a bend in the channelC
operating astern propulsionD
intending to overtake another vessel
考题
单选题根据《船舶载运危险货物安全监督管理规定》,海事机构发现载运危险货物的船舶存在安全或者污染隐患的,应当责令立即消除或者限期消除隐患;有关单位和个人不立即消除或者逾期不消除的,海事机构可以采取()等强制性措施。 Ⅰ.责令其临时停航、停止作业; Ⅱ.禁止进港、离港; Ⅲ.责令驶往指定水域; Ⅳ.强制卸载,滞留船舶。A
Ⅰ~ⅣB
Ⅰ~ⅢC
Ⅱ~ⅣD
Ⅰ、Ⅲ、Ⅳ
考题
单选题驶近落水者的操船方法中的()最适用于“延迟行动”,对于“立即行动”和“人员失踪”也适用;但该法的所需时间较长。A
单旋回法B
双半旋回法C
Williamson旋回法D
Scharnow旋回法
考题
单选题在交流船舶电站的控制屏面板上,设有原动机的调速手柄。标有“快”(或“正转”)及“慢”(或“反转”)两个方向。意思是当手柄向“快”方向操作时,()。A
调速器的弹簧预紧力增加,油门开度增大B
调速器的弹簧预紧力增加,油门开度减小C
调速器的弹簧预紧力减小,油门开度增大D
调速器的弹簧预紧力减小,油门开度减小
考题
单选题The two strokes of a two-stroke/cycle diesel engine are ()A
power and intakeB
intake and exhaustC
exhaust and compressionD
compression and power
考题
单选题Properties of a good refrigeration oil include()A
low wax contentB
high pour pointC
high viscosityD
all of the above
考题
单选题A check line is().A
A safety line attached to a man working over the sideB
Used to measure water depthC
Used to slow the headway of a bargeD
Used to measure the overhead height of a bridge
考题
单选题The main advantage and chief characteristic of a Steulchen boom is that it can be().A
operated by one winchmanB
cradled on deckC
swung from one hatch to the adjacent hatchD
collared to the mast
考题
单选题船长在夜航命令簿中通常可给出()的夜航命令。 Ⅰ.预计可观察到的航标、陆地、水深; Ⅱ.观察到预定的航标、陆地、水深或应见但未见时的措施; Ⅲ.防止船舶污染的特别要求; Ⅳ.有任何疑问时的措施。A
Ⅱ~ⅣB
Ⅰ、Ⅲ、ⅣC
Ⅰ~ⅣD
Ⅰ~Ⅲ
考题
单选题A vessel may use any sound or light signals to attract the attention of another vessel as long as().A
white lights are not usedB
red and green lights are not usedC
the signal cannot be mistaken for a signal authorized by the RulesD
the vessel signals such intentions over the radiotelephone
考题
单选题Oil is supplied to the cylinder wall and () by means of mechanical lubricators.A
the cylinder coverB
the piston ringsC
the piston crownD
the piston skirt
热门标签
最新试卷