輪機(jī)英語單項(xiàng)選擇題每日一練(2019.08.08)

單項(xiàng)選擇題
Diesel engine cylinder head test cocks are used to（）
A.check cylinder lubrication prior to starting engine
B.connect exhaust gas analyzers to determine engine efficiency
C.pressure test cylinder heads to check for leaks
D.remove moisture accumulations from cylinder prior to starting
單項(xiàng)選擇題
Steering gears can be arranged with hydraulic control equipment known as a （）, or with electrical control equipment.
A.telemeter
B.telemanometer
C.telemotor
D.telemometer
單項(xiàng)選擇題
For vessels with （）, the meaning of the order would include the combination of pitch and revolutions as indicated in ships orders.
A.fixed pitch propellers
B.uncontrollable pitch propeller
C.constant pitch propellers
D.variable pitch propellers
單項(xiàng)選擇題
The rate of fuel injection in a diesel engine cylinder depends primarily on （）.
A.the size of the holes in the fuel nozzle
B.timing of the pump
C.supply pressure to the pump
D.shape of the combustion chamber
單項(xiàng)選擇題
I am afraid you can’t dismantle the equipment in that way （）.
A.in the case
B.in any case
C.in no case
D.in case