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 > 船舶电气与船舶安全

单项选择题

Cooling （） the engine metals retain their mechanical properties.

A.forces
B.enables
C.makes
D.is able to

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
The data to be recorded on this sheet （） the performance of the engine.

A.makes the experts to judge
B.enables the experts to judge
C.make the experts judging
D.enable the experts to judge
单项选择题
To assist separation of low viscosity oils steam coils or electric heaters are fitted （） of the oily water separator.

A.in entrance
B.in exit
C.in the upper part
D.on the outside
单项选择题
The most suitable pump for oily water separator feed duties is （）.

A.a reciprocating pump
B.a vane pump
C.a centrifugal pump
D.a triple screw pump
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