齿轮

• Visual calculation of gear parameters for gear pump
  齿轮泵齿轮参数的可视化计算
• Load test method of reduction cylindrical gear units
  圆柱齿轮减速器.加载试验方法
• Design manual for enclosed epicylic gear drives
  封闭行星齿轮传动装置的设计手册
• Gears - thermal capacity - thermal load carrying capacity
  齿轮.热容量.热承载能力
• Standard specification for gear bronze alloy castings
  齿轮用青铜合金铸件标准规范
• Gear carbonitriding process and its quality control
  齿轮碳氮共渗工艺及质量控制
• Technical drawing - conventional representation of gears
  技术制图.齿轮的习惯画法
• Cranes ; crane rail wheels , screwed - on gear wheels
  起重机.轨道轮.螺旋连接的齿轮
• Marine propulsion gear units , part 1 - materials
  海舶推进齿轮装置,第1部分:材料
• Horology . involute toothing gears . normal toothing
  钟表业.渐开线齿轮.公称齿连接