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牵引装置
1、astronomical unit───天文单位(地球与太阳间的平均距离,约为9300万英里)
2、roadways towing───道路牵引
3、unit───n.单位,单元;装置;[军]部队;部件
4、blacks towing───黑色牵引
5、furnish towing───提供牵引
6、towing places───拖航地点
7、dinging towing───拖航
8、winder towing───卷扬机牵引
9、towing───n.拖车,拖吊;v.牵引,拖曳(tow的现在分词形式)
1、design, manufacture and installation quality of the towing unit and its components ot an elevator can be analysed and judged by measured torsional vibration signal.───电梯曳引机及其组成部件的设计、制造与装配质量均可利用测得的扭振信号进行分析与判定。