slug type valve的意思|示意
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英 / /
塞塞式阀
slug type valve的网络常见释义
闸阀 ...; gated valve; gatevalve; guillotine-alve; slug type valve; sluice ale; sluice valeve; sluice valve; sluicevalve 刀闸阀 knife gate valves 角闸阀 angle gate valve .