题目内容
（请给出正确答案）
A.a pressure regulator
B.a viscosity regulator
C.a liquid quantity regulator
D.a temperature controller
答案
B、a viscosity regulator
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A.船舶失电后操作面变上的警报指示灯警报（ALARM）指示报警
B.船舶失电后，应紧急按下操作面板上的停止（stop）按钮
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The furniture in his room is quite different （） in yours.
A.from those
B.from that
C.from that one
D.from those ones
A.Where do you come from first
B.where are you from long ago
C.Where are you from from originally
D.Where are your parents from
