英[\'beɪspleɪt]
美[\'beɪspleɪt]
Underwater baseplate installation in advance is needed for semi - submersible platform pre - drilling well.
半潜式平台预钻井,需要预先安装水下基盘.
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The baseplate locates outside the handle, and has the rotary connection with handle through the sleeve.
垫板位于把手的外侧, 通过轴套与把手转动连接.
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