quick couplings assembly with male and female connectors,welding neck type ,quick couplings assembly with male and female connectors,welding neck type ,with dust cup and dust cap,material ss-316l 关于不锈钢的

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quick couplings assembly with male and female connectors,welding neck type ,quick couplings assembly with male and female connectors,welding neck type ,with dust cup and dust cap,material ss-316l 关于不锈钢的
quick couplings assembly with male and female connectors,welding neck type ,
quick couplings assembly with male and female connectors,welding neck type ,with dust cup and dust cap,material ss-316l 关于不锈钢的

quick couplings assembly with male and female connectors,welding neck type ,quick couplings assembly with male and female connectors,welding neck type ,with dust cup and dust cap,material ss-316l 关于不锈钢的
带有插头或插孔连接器的快速接头组装,对焊式,集尘杯和防尘帽,材料SS -316L

316ss材质的一样什么东西 你们是做什么的能说一下吗 这样方便翻译

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