单项选择题
The starting air system usually has （） to prevent starting if anything is not in order.
A.stop valves
B.interlocks
C.non-return valves
D.air vents
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相关考题
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单项选择题
The starting air system usually has （） to prevent starting if anything is not in order.
A.drain cocks
B.vent valves
C.counteracts
D.interlocks -
单项选择题
The space between cylinder liner and jacket is called （）.
A.the cooling water
B.the circulating water
C.the cooler
D.the cooling water space -
单项选择题
The space between cylinder liner and jacket is called （）.
A.the circulating tank
B.the scavenge box
C.the cooling water space
D.the cooler
