1) flat head impact
平头冲击
2) head impact
头颅冲击
3) pounding head
冲击头
1.
This article is meant to point out the working procession and the structure of the pounding head,mainly analysis the extruding principle of pounding head in pneumatic impact puncher,when it is working underground.
冲击头是在现代工程机械中获得了广泛应用的非开挖气动穿孔机的主要部件。
4) impact bit
冲击钻头
1.
But the matching impact bits often dropped off from the pneumatic hammers and led the well accident caused by complex factors.
但是,空气锤、特别是配套冲击钻头断脱导致的井下事故时有发生,影响因素极为复杂。
6) plate-impact
平板冲击
1.
Experimental techniques based on the dynamics of shock wave attenuation were used to produce decaying triangular shock pulse in LY12 Al samples of plate-impact spall tests.
就样品中呈现三角形脉冲的平板冲击实验而言,样品中可以存在一些高拉伸应力区域并发生多次层裂。
补充资料：平头数
1.十﹑百﹑千﹑万等不带零头的整数。参见"平头"。
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