pull rod

基本解释

Each pull rod has an inner upper rod and an outer lower rod therein.
每个拉杆上有一个内在的和外部杆低杆内。
A series of investigations show that using four pull rod as a scheme of redesign of propulsion is feasible.
研究还表明，采用四短拉杆作为发动机系统改型设计是成功的。
This paper considers the pull rod for the tower crane as an elastic support, and optimizes the pull point on the jib by using the vertical and horizontal bending theory in various connection forms.
本文将塔式起重机水平动臂的拉杆作为一弹性体支承，利用挠曲线的微分方程分析并推导出动臂在不同连接型式下的纵横弯曲的计算公式。

The other, the responder, could then choose to pull on a rod, bringing the tray close enough for both to get the raisins, one pot for each.
ECONOMIST: Evolution