单项选择题
A.water B.voltage C.fuel pressure D.steam pressure
The operating water is supplied under the （）of an oil s...
单项选择题The operating water is supplied under the （）of an oil separator.
A.sliding bowl bottom B.bowl hood C.bowl D.filter units
The （）has a water damp ring.A.purifierB.oil/water separ...
单项选择题The （）has a water damp ring.
A.purifier B.oil/water separator C.incinerator D.distiller
Duty officer informs us that the vessel is out of harbo...
单项选择题Duty officer informs us that the vessel is out of harbor and in “Full Ahead”We are going to run （）.
A.diesel oil instead of fuel oil B.fuel oil instead of diesel oil C.diesel oil instead fuel oil D.fuel oil instead diesel oil
