brass ball meaning in English
黄铜球
Examples
- Industrial valves . brass ball - valves . specifications
工业阀门.黄铜球阀.规范 - Pick it up . you have to come back at them with brass ball
打醒精神，你得从那些舞会上回过神来 - Brass ball valve ppr female ball valve
黄铜丝口球阀美制 - Brass ball valve
黄铜卡箍球阀 - Ball valve design includes reinforced / enhanced ptfe seats and electroless nickel plated brass ball , blow - out proof pressure retaining stem , and low profile oval handle
球阀结构包括强化聚四氟乙烯（ ptfe ）阀座和非电解镍镀层黄铜球体，防吹出压力保持阀杆，以及低矮型椭圆手柄。