名词
中文翻译：旋转式吊车
同义词：
['rotating crane', 'rotating derrick', 'rotating derrick tower']
例句：
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1. The construction site is equipped with a rotating derrick to lift heavy loads.
施工现场配备了一台旋转式起重机，用于提升重物。
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2. The engineer carefully monitored the operation of the rotating derrick during the construction process.
工程师在施工过程中仔细监控了旋转式起重机的操作。
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3. The rotating derrick was used to transport large pieces of equipment across the construction site.
旋转式起重机被用来将大型设备从工地的一端运输到另一端。