单项选择题

The series of valves used to control the return flow in well control operations is called the（）.

A.valve assembly
B.standpipe manifold
C.accumulator manifold
D.choke manifold

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单项选择题

The rudders are amidships and both screws are going ahead. What will happen if the starboard screw is stopped?（）

A.The bow will go to port
B.The bow will go to starboard
C.The bow will remain steady
D.The stern will go to starboard

单项选择题

The purpose of a bilge well is to（）.

A.afford access to the shell through the double bottoms
B.collect water to be pumped out
C.provide access for the pneumercator
D.provide a base line for sounding measurements

单项选择题

The portable radio apparatus means（）.

A.the radio apparatus fitted on the portside
B.the radio with a portable equipment
C.the radio equipment which is easily movable
D.the portable radio with some apparatus