片语
lifting g gear升降起重联动装置
spindle lifting gear心轴升降机构
lifting apparatus起重装置
safety valve lifting gear安全阀手动启开装置
Beam lifting gear distance横梁升降档位间距
lifting gear inspector起重设备检查员
lifting cord gear升降装置
exhaust valve lifting gear排气阀顶开装置
purchase购买;购买的东西;支点;财产置得;(地产的)年收益;紧握;起重装置
vacuum lifting gear真空吊货装置
Weights Lifting Gear重量起重设备