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
散装货船是()
A
尾机型单甲板船;
B
尾机型多甲板船;
C
中机型多甲板船;
D
中机型单甲板船。
参考答案
参考解析
解析:
暂无解析
更多 “单选题散装货船是()A 尾机型单甲板船;B 尾机型多甲板船;C 中机型多甲板船;D 中机型单甲板船。” 相关考题
考题
单选题A diesel driven emergency generator is prevented from being paralleled with the ships service generators by ()A
an electrical interlock systemB
an automatic paralleling trip switchC
the synchronizing oscilloscopeD
the reverse current relay
考题
单选题主机起动工况时,米契尔式推力轴承的推力块产生倾斜的条件是()。 a.P与R大小相等、方向相反; b.P与R不在一条直线上形成力偶; c.P与R在一条直线上形成力偶; d.压力中心与支点中心不重合; e.压力中心与支点中心重合。A
仅仅是aB
a+b+dC
a+c+eD
a+b
考题
单选题The selection of an oil depends () on the operating conditions, the design of the engine and the type of fuel to be burned.A
to a great extentB
on a great extentC
on mainlyD
on only
考题
单选题It is often necessary to put an engine into () service with one or more cylinders cut out, or with a turbocharger secured.A
additionalB
permanentC
temporaryD
long
考题
单选题Which of the following statements about general cargoes is not correct?()A
General cargoes are neither liquid nor solid bulk cargoB
General cargoes are packaged hazardous cargoesC
General cargoes are also called breakbulk cargoesD
General cargoes are mostly carried on container ships now
考题
单选题以偷窃或抢夺钱财为主的海盗在选择袭击船舶时具有随意性,()可能是其主要袭击目标。 Ⅰ.低速船;Ⅱ.干舷低的船;Ⅲ.客船;Ⅳ.戒备松懈的船。A
Ⅰ~ⅣB
Ⅱ~ⅣC
Ⅰ~ⅢD
Ⅰ,Ⅱ,Ⅳ
考题
单选题在采用计算机控制的船舶电站系统中,计算机在自动并车时的频率调节不可以采用()。A
分别测量电网和发电机各自的频率信号,再进行分析和判断的方法B
计算sinδ(δ为相位差)的方法C
对正弦脉动电压进行测量和分析的方法D
计时器对同频脉冲信号进行计时的方法
考题
单选题What is an advantage of using foam in fire fighting?()A
It is effective in controlling fire in flowing oil such as coming from a broken fuel lineB
It absorbs heat from materials that could cause reignitionC
Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishmentD
Once the surface is blanketed with foam and the fire is extinguished,no further foam is required
考题
单选题在上紧重要螺栓的螺母之前,应将螺纹部分和各承压面彻底清洁干净并涂以适当的润滑剂(如二硫化钼),其主要目的是()。A
防止螺母螺纹和承压面产生塑性变形B
防止螺母和螺栓的螺纹及螺母和承压面之间咬住C
容易上紧D
有利拆卸
考题
单选题A vessel is fishing at anchor on the high seas. Which of the following day signals should she display if she has gear extending out over 150 meters horizontally from the vessel?().A
A black ball in the forepart of her vesselB
A black double frustum of a coneC
A basket where best seenD
A black cone point upwards
考题
单选题From viewpoint of practice, it is sometimes important to detect abnormal happenings in the running gear by()A
a keen sense of hearingB
rich theoryC
communicating ability with othersD
repetition work
热门标签
最新试卷