noun
数据来源:WordNet
Slide block universal radial drilling machine pulley-block luffing gear
滑座式万向摇臂钻床(起重机)升降支臂用滑轮组
Lifting pulley-block inclination analysis and its remedy
起重滑轮组倾斜问题的分析与解决
Application of Windlasses and Pulley-block in Boiler Drum Installation
卷扬机滑轮组系统在锅炉汽包吊装中的应用