欢迎来到牛牛题库网 牛牛题库官网
logo
搜索
全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(轮机专业) > 轮机英语 > 船舶动力装置

单项选择题

Increasing differential pressure of an oil filter indicates that （）

A.it is dirty
B.it is leaky
C.it has been renewed
D.all the above

点击查看答案&解析
上一题 目录 下一题

相关考题

单项选择题
Increased air （） will raise scavenge efficiency and allow a greater mass of air to be compressed； more fuel may now be burned giving an increased power.

A.specific volume
B.density
C.viscosity
D.calorific value
单项选择题
In the suction stroke air is induced into the cylinder （）In the compression stroke the air is compressed.

A.by an fuel valve
B.through an inlet valve
C.with an exhaust valve
D.from an outlet valve
单项选择题
In the sentence “In some designs the cylinder oil is timed so that the oil injects only on the piston ring belt, the "piston ring belt" means （）.

A.piston crown
B.piston ring groove
C.piston skirt
D.piston ring area
微信小程序免费搜题

All Rights Reserved 版权所有©牛牛题库网(nntiku.com)

备案号：湘ICP备2022003000号-1

微信扫一扫,加关注免费搜题

微信扫一扫,加关注免费搜题