dry dock keel-block的意思|示意
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干船坞龙骨滑车
dry dock keel-block的网络常见释义
干船坞龙骨墩 ... dry dock gate 干坞闸门 dry dock keel-block 干船坞龙骨墩 dry dock lock 干坞坞闸 ...
详细翻译 详细翻译>> dry dock keel-block 干船坞龙骨墩..