问题描述：
[单选]
Before starting a diesel engine that has an engine driven lube oil pump， the engineer should（）．
A．open the bypass line
B．cut in the lube oil cooler
C．pressurize the lube oil system
D．top off the expansion tank
参考答案：查看无
答案解析：无
☆收藏
答案解析：无
☆收藏
上一篇：In a diesel engine lube oil system， which of the following parts should be lubricated first？
下一篇：The small end of the connecting rod is attached to the piston with a（）．
- 我要回答: 网友(216.73.216.96)
- 热门题目: 1.船舶营运期间，（）对保证动力 2.可达性越好，维修性就越好。可 3.并联表决系统中，备用部件数与