单项选择题
The control rod of a steering gear pump is attached at its outer end to （）.
A.the hunting gear
B.the rudder stock
C.the rudder controller
D.the feedback unit
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相关考题
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单项选择题
If a heavy sea strikes the rudder, the shock is transmitted through （） to the rams, this cause a sudden increase in oil pressure in one of the cylinders.
A.the control rod
B.the hunting gear
C.the floating ring
D.the tiller arm -
单项选择题
Additional heat extraction from the exhaust gases can be effected by adding an （） section to the unit in plants.
A.air cooler
B.economizer
C.injector
D.air blower -
单项选择题
Oil water separators are used to ensure that ships don’t discharge oil when （） bilge water.
A.to pump off
B.being pumped
C.pumping out
D.it pumping out
