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
船用活塞式空压机的理论排气量等于()。
A
低压缸的活塞行程容积
B
高压缸的活塞行程容积
C
A+B
D
(A+B)/2
参考答案
参考解析
解析:
暂无解析
更多 “单选题船用活塞式空压机的理论排气量等于()。A 低压缸的活塞行程容积B 高压缸的活塞行程容积C A+BD (A+B)/2” 相关考题
考题
单选题Which of the listed precautions should be taken when cleaning the internals of a motor with compressed air?()A
Open the machine on both ends so as to allow the air and dust to escapeB
Be certain that the circuit breaker is opened and tagged on the feeder panelC
Be certain that the air is clean and as dry as possibleD
All of the above
考题
单选题在能见度不良水域中或其附近时,不论白天还是夜间,失去控制的船舶、操纵能力受到限制的船舶,限于吃水的船舶、帆船、从事捕鱼的船舶以及从事拖带或顶推他船的船舶,应以每次不超过()的间隔连续鸣放3声,即一长声继以二短声。A
1minB
2minC
3minD
4min
考题
单选题High exhaust temperatures from all of cylinder of a turbocharged, four-stroke/cycle diesel engine can be caused by an()A
inoperative turbochargerB
inadequate fuel supplyC
overload on one cylinderD
unequal load distribution
考题
单选题Inerting means().A
the introduction of inert gas into a tank with the object of reducing the oxygen content to below 8% by volumeB
the introduction of inert gas into a gas free tank for the purpose of reducing the oxygen content to below 8% by volumeC
the introduction of inert gas into a cargo tank during cargo discharge to replace the volume of discharged cargoD
All of the above
考题
单选题The term PROLONGED BLAST refers to().A
a blast of from five to seven seconds' durationB
a blast of from five to six seconds' durationC
a blast of from four to six seconds' durationD
a blast of from six to seven seconds' duration
考题
单选题用差压变送器测锅炉水位时,常采用参考水位罐。为使水位上升时,变送器输出也随之增大,则测量水位管应接(),参水位管应接(),同时进行负迁移。A
正压室;负压室B
正压室;正压室C
负压室;正压室D
负压室;负压室
考题
单选题Pinching of the cargo hose between the vessel and the dock should be prevented by().A
adjusting the hose supportsB
laying out an excess length of hose on deckC
tying off the topping lifts and runners to winch headsD
All of the above
考题
单选题柴油机的重要螺栓的材料常选用优质碳钢和优质合金钢,如()。Ⅰ.15钢;Ⅱ.45钢;Ⅲ.20Cr;Ⅳ.40Cr;Ⅴ.35CrMo。A
Ⅱ+Ⅲ+ⅣB
Ⅲ+ⅣC
Ⅰ+Ⅳ+ⅤD
Ⅱ+Ⅳ+Ⅴ
考题
单选题EGC业务有两类,分别是()。A
SafetyNet和FleetNet业务B
NAVTEX业务和FleetNet业务C
航行警告业务和气象警告业务业务D
航行警告业务和NAVTEX业务
考题
单选题What does MBDD mean on the load waterline mark?().A
Timber tropical load waterlineB
Timber summer load waterlineC
Timber winter load waterlineD
Timber winter north Atlantic load waterline
考题
单选题()既是托运人办妥货物托运和出口手续的证明,又是船公司下达给船长接受货物装船承运的命令。A
托运单B
装货单C
载货清单D
提单
热门标签
最新试卷