正确答案: B

governor

题目：Fuel injection uses the jet pump system and a Woodward type hydraulic （） is used to control engine speed.

查看原题 查看所有试题

学习资料的答案和解析：

[单选题]吊缸检修柴油机连杆螺栓时一定要（）。

磁力探伤或着色探伤

[单选题]活塞裙外圆与活塞杆外圆的同轴度偏差应不大于（）。

0.10mm

[单选题]油润滑艉轴承的轴承材料一般选用（）。

巴氏合金

[单选题]为了检验螺旋桨的螺距应计算出（）。Ⅰ.局部螺距；Ⅱ.螺旋桨总螺距；Ⅲ.截面螺距；Ⅳ.桨叶平均螺距；Ⅴ.螺旋桨总平均螺距。

Ⅰ＋Ⅲ＋Ⅳ＋Ⅴ

[单选题]（） at the end of the distribution pipe ensures that adequate pressure is maintained by the pump.

An alarm

[单选题]In an auxiliary boiler steam and water system, the highest pressure will be in the （）.

feedwater system

[单选题]A diesel engine with a combustion chamber located between the crowns of two pistons is known as a/an （）.

opposed pistons engine