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关注：1
2013-05-23 12:21
求翻译：The slewing derrick system has the advantages that there is no interruption in cargo work for adjustments and that cargo can be more accurately placed in the hold;however in such a system three winches are required for each derrick to hoist luff and slew.是什么意思？ 待解决
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- 离问题结束还有
The slewing derrick system has the advantages that there is no interruption in cargo work for adjustments and that cargo can be more accurately placed in the hold;however in such a system three winches are required for each derrick to hoist luff and slew.
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