3) Tools and Agricultural Implements
工具和农具
4) releasing tool
丢手工具
1.
The ball-off and hydraulic releasing tools are used in oilfield, but it can not transfer the moment of torsion and limit their applied range.
油田常用的丢手工具主要有投球式和液压式两种类型,这两种丢手工具都不能传递扭矩,限制了工具的应用范围,而且投球式丢手工具施工时作业时间长,效率低。
5) manual tool
手用工具
1.
The operating principle and design method of a new manual tool are introduced.
介绍一种新型手用工具的工作原理及设计方法。
6) hand tool
手持工具
1.
The thesis mainly deals with the structure and working principle of hand tool which makes use of a tractor as its power.
介绍一种以拖拉机为动力源的手持工具的结构和工作原理。
2.
In this paper,the effects of working conditions and vibration of hand tool are investigated.
研究了手持工具的工况和振动带来的影响,对比了镁合金与铝合金、钢的阻尼性能。
补充资料：手工
1.工匠。 2.手艺。 3.靠手的技能做出的工作。 4.用手操作。 5.旧时中小学课程之一。后改称劳作或劳技。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条