气动薄膜套筒切断阀 LDZD-DN15,LDZD-DN20,LDZD-DN25,LDZD-DN32,LDZD-DN40,LDZD-DN50,
80


0.92


0.52




LDQD2


6.4


6.1


3.5


2.3


3.0


1.9


1.9

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