Hand-operated valves的意思|示意
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英 / /
手动阀门
Hand-operated valves的网络常见释义
手动阀 ... closed center valve 中间位置封闭的阀(方向阀); 闭中心阀 hand-operated valves 手动阀 back-up valve 列车后端制动阀 ...
Hand-operated valves相关短语
1、 Imported Hand-operated valves 进口手动阀
2、 hand-operated and solenoid valves 手工操作和电磁阀