hoisting

• Specification for drilling and production hoisting equipment
  钻井和采油提升设备规范
• Foot - mounted electric wire rope hoist 2 1 rope reeving
  固定式钢丝绳电动葫芦
• Application of programmable control unit in mine hoist
  在矿用提升机中的应用
• Hoist the chinese national flag on the fore mast , please
  请在前桅升起中国旗
• Discussion on auxiliary hoisting of mine high inclined shaft
  大倾角斜井辅助提升研讨
• The influence factor analysis of hoist rope service life
  钢丝绳使用寿命影响因素分析
• This hoist can be used with cage width 2 3m
  用于吊笼宽度为2 3米的升降机。
• A machine for hoisting or moving heavy objects
  起重机上升或移动重物的机器
• The hoist need not be equipped with vertical pipes
  该型无需配备竖管支撑。
• Delivery requirements of wire ropes for mine hoisting
  煤矿重要用途钢丝绳验收技术条件