The mooring support structure was transported to DNS and pre-installed on forecastle deck of the FPSO by a gantry crane at dry dock.是什么意思_The mooring support structure was transported to DNS and pre-installed on forecastle deck of the FPSO by a gantry crane at dry dock.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句