问题
单项选择题
What type of liquid is used in the liquid P/V breaker().
A.Hydraulic oil
B.Water-antifreeze mixture
C.Distilled water
D.Oil from the cargo
答案
参考答案:B
What type of liquid is used in the liquid P/V breaker().
A.Hydraulic oil
B.Water-antifreeze mixture
C.Distilled water
D.Oil from the cargo
参考答案:B