lower gate block的意思|示意
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英 / /
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