单项选择题
12T,20Y,5R对应额定压力分别为?()
A.2000Pa,2800Pa,1000Pa
B.2000Pa,2800Pa,1500Pa
C.2000Pa,2500Pa,1500Pa
D.3000Pa,2800Pa,1000Pa
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单项选择题
A.2000Pa,2800Pa,1000Pa
B.2000Pa,2800Pa,1500Pa
C.2000Pa,2500Pa,1500Pa
D.3000Pa,2800Pa,1000Pa
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