单项选择题
A.one-third B.two-thirds C.one-fourth D.two-fourths
The minimum number and capacity of bilge pumps and fire...
单项选择题The minimum number and capacity of bilge pumps and fire pumps and their distributing within the ship is governed by （）.
A.Classification Society Rules B.National requirements C.The IMO International Convention for the Safety of Life at Sea D.All of the above
An auxiliary reservoir for starting auxiliary engines s...
单项选择题An auxiliary reservoir for starting auxiliary engines should be kept at （）.
A.low pressure at all times B.full pressure at all times C.low pressure at intermittence D.full pressure at intermittence
Starting air for auxiliary engines may be taken directl...
单项选择题Starting air for auxiliary engines may be taken directly from the main reservoirs or through （）.
A.an auxiliary reservoir B.a controlling air bottle C.an emergency air compressor D.a main air compressor
