lower gate block的意思|示意

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下闸门块


lower gate block的网络常见释义

下闸首墩 ... lower gate ==> 下游闸门 lower gate block ==> 下闸首墩 lower gate recess ==> 下游闸门门槽 ...

lower gate block相关短语

1、 lower cloud point gate block 下闸首墩