节距

• Double - twist bunch strander
  双节距束线机
• Double - pitch precision roller chains and sprockets for transmission and conveyors
  传动和输送机用双节距的精密辊链和链轮
• Identifying method research of gross error in bi - pitch measurement of straightness
  直线度双节距法测量中的粗差识别方法研究
• Lwd : long way of design measured from center of bond to center of bond
  长节距：从节点中心到节点中心的长的菱形对角线的长度。
• Total pitch variation
  节距累积偏差
• Zero thrust pitch1
  无推力节距螺桨
• Swd : short way of design measured from center of bond to center of bond
  短节距：从节点中心到节点中心的短的菱形对角线的长度。
• Zero torque pitch
  无扭矩节距螺桨
• Double twist buncher
  双节距束线机
• Zero thrust pitch
  无推力节距螺桨