YB1-32/20,YB1-32/25,YB1-40/16,YB1-40/20,定量叶片泵,生产厂家
YB1-40/25,YB1-50/16,YB1-50/20,YB1-50/25定量叶片泵,生产厂家
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YB1-40/32,YB1-50/32,YB1-50/40定量叶片泵,生产厂家
YB1-63/32,YB1-63/40,YB1-63/50,YB1-80/63,YB1-100/63定量叶片泵,生产厂家
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