... revolving track crane 回转式轨道起重机 circular crane 旋转式吊车环形吊车 roof crane 屋顶起重机 ...
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The "gnawing rail" between wheel and rail of a bridge crane occurs sometime double-point contact circular top rail is of a structure form for eliminating "gnawing rail" fully.
起重机车轮与轨道间有时会发生“啃道”现象。双点接触圆顶轨道是彻底消除“啃道”现象的结构形式。
The invention discloses a method for connecting a circular track with a bearing-rail beam of a polar crane, relating to a polar crane for a nuclear power station.
环行起重机的环形轨道和承轨梁的连接方法，涉及核电站用环行起重机。
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