1) hoe
锄头
1.
This paper puts forward a method to produce agricultural hoes with hot die forging and roll forging combined technology and also states the main pattern structure and the key design for the agricultural hoes.
给出农垦锄头热模锻与辊锻复合工艺的主要模具结构及设计要
2) guide ring of internal moving contact head
内动锄头导向环
1.
The practice result shows that the main problems of the plant are in the key parts of SF6 disconnector such as unfit material used for guide ring of internal moving contact head and unreasonable design of the secondary control circuit.
应用结果表明:SF6断路器关键部件如内动锄头导向环用材不当,二次控制回路设计不合理,为设备重大缺陷,应引起重视。
补充资料：锄头
1.即锄。松土和除草用的农具。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。