船舶有效功率与主机有效功率的差值，是存在着（）所造成的。

【名词&注释】

润滑油(lubricating oil)、冷却水(cooling water)、核动力装置(nuclear power plant)、燃气轮机动力装置(gas turbine power unit)、柴油机动力装置(diesel power plant)、存在着(there are)

[单选题]船舶有效功率与主机有效功率的差值，是存在着^{(there are)}（）所造成的。

A. 能量转换损失
B. 能量传递损失
C. 热量转换损失
D. A+B

查看答案&解析 查看所有试题

学习资料：

[单选题]燃气动力装置是指（）。

A. 燃气轮机动力装置
B. 柴油机动力装置^{(diesel power plant)}
C. 核动力装置
D. A+B

[单选题]柴油机吊缸时，正确的做法是（）。

A. 柴油机停止运转
B. 停机后，立即切断冷却水
C. 停机后，停止燃油和润滑油
D. 准备好工具物料等

[单选题]在船上拆卸下列中、低速柴油机的螺栓时可能使用液压拉伸工具（）。Ⅰ.底脚螺栓；Ⅱ.贯穿螺栓；Ⅲ.气缸盖螺栓；Ⅳ.主轴承螺栓；Ⅴ.连杆螺栓。

A. Ⅱ＋Ⅲ＋Ⅳ＋Ⅴ
B. Ⅱ＋Ⅲ＋Ⅳ
C. Ⅰ＋Ⅱ＋Ⅲ＋Ⅳ
D. Ⅰ＋Ⅱ＋Ⅲ＋Ⅳ＋Ⅴ

[单选题]“Before disconnecting the oil pipe, would you flush the oil retained in the pipe?” asked the oil barge owner （）

A. by using of fresh water
B. with compressed air
C. by using of sea water
D. with chemical compound

[单选题]Adjust （） by means of lead wire.

A. the clearance of the main bearing
B. the diameter of main bearing
C. the gap of main beating
D. the tolerance of main bearing

[单选题]In the event of the cylinder starting valve leakage （） would pass into the air pipes and ignite the oil deposited.

A. cooling water
B. vapor from the boiler
C. starting air
D. hot gase

[单选题]The cylinder and piston must be warmed up （） to a temperature of about 140 degF in standing by engine.

A. repeatedly
B. quickly
C. gradually
D. immediately

[单选题]The water in an auxiliary boiler should be tested for chloride content to determine （）.

A. total dissolved solids
B. salt contamination
C. water hardness
D. chlorine contaminatio

[单选题]Maximum horsepower of a diesel engine is attained （）.

A. when the engine RPM is pulled down by overload
B. at rated engine RPM
C. at 95 % of rated engine RPM
D. at 95 % of a properly adjusted governor RPM with the engine under full load

本文链接：https://www.51bdks.net/show/v05kq7.html