... restricted production rat 限制产量 restricted restricting bushing 节流衬套 restricted restricting device 节流装置 ...
基于40个网页-相关网页
... throat bushing喉部衬套 throttle bushing节流衬套 tie bolt /through bolt 穿杠螺钉 ...
基于14个网页-相关网页
... stuffing box neck bush 填料箱衬套;填料垫 throttling bush 节流衬套;卸压衬套 bushing 衬套;轴套 ...
基于12个网页-相关网页
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