单项选择题
舵叶密性充气试验的气压应不小于()MPa,但不应大于()MPa。
A.0.01,0.02
B.0.02,0.03
C.0.03,0.04
D.0.04,0.05
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单项选择题
A.0.01,0.02
B.0.02,0.03
C.0.03,0.04
D.0.04,0.05
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