liner_bushing_有道手机词典

1.The flow control valve is mainly made up of housing, body, sealing shim, liner bushing, valve cartridge, bearing, breather layer, aerator tank and transmission device etc.
流量控制阀主要有机座、阀体、密封垫、衬套、阀芯、轴承、透气层、充气槽及传动装置组成。
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