Before being shut down, a diesel engine should idle a few minutes in order to ＿.A.prevent

A centrifugal fuel oil purifier should be shut down if ________.A.more sealing water is ne

An emergency diesel generator should automatically shut down in the event of ___________.A

This is very important. You_____ remember to shut down your computer every evening.A

To continue to survive, we mustA．shut down the factories.B．learn how to use the limited re

The Government will shut down cigarette factories

The Government will shut down cigarette factories