1) screwdriver with through tang
穿心螺丝刀
2) screwdriver with through tang wooden handle
木柄穿心螺丝刀
5) Bolt
[英][bəʊlt] [美][bolt]
穿心螺杆
1.
The bolt was ruptured during assembly and the cause analysis of bolt fracture was carried out by means of macro-morphology of fracture surface and scanning electron microscope.
采用金相组织和扫描电镜显微对水轮发电机穿心螺杆在安装过程中产生断裂失效的原因进行分析,结果表明,在制造过程中由于存在轴向链状夹杂物和组织内应力产生轴向裂纹,安装后在受预紧、铁芯热膨胀力等作用下,轴向裂纹尖端应力集中横向发展导致了断裂失效。
6) automatic screwdriver
自动螺丝刀
补充资料：螺丝刀
1.也叫螺丝起子﹑改锥。装卸螺丝钉用的手工工具﹐尖端有十字﹑扁平等形状﹐适用于钉帽上有槽纹的螺丝钉。
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