single-mast derrick 单桅杆钻塔
the single-mast derrick 单桅杆钻塔
Single mast stacker crane 单立柱有轨巷道式堆垛机
single pole mast 单杆架
single-pole mast 单腿桅杆
single-spar mast 独木下桅
The crew had taken timely precautions against the storm so that not a single mast was carried away.
船员们对风暴 及时采取了预防措施，所以桅杆一根也没有折断。
The Selaesori Qhoran was a wallowing tub of five hundred tons, with a deep hold, high castles fore and aft, and a single mast between.
Selaesori Qhoran号是一艘500吨级的颠簸的有着深深的船舱和高高的前后船楼的单桅慢船。
The Superstructure took over 2 years to build. It was overhauled in 2006. Over 200 sections comprises a single radar mast glued one section at a time.
上了2年多的建设。它是在2006年大修。超过200的部分包括一个单一的雷达桅杆粘在一次。
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