single beat main stop valve的意思|示意
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单节拍主截止阀
single beat main stop valve的网络常见释义
单座式主汽门 单座式主汽门 single beat main stop valve; single seated main stop valve; single-beat main stop valve 离合器脚踏板 clutch foot plate .
single beat main stop valve相关短语
1、 single-beat main stop valve 单座式主汽门