pneumatic pick

美 [nuːˈmætɪk pɪk]英 [njuːˈmætɪk pɪk]

pneumatic pick

1

Triangle cut was adopted and directional window was excavated by cutting blasting and pneumatic pick repair .

方案设计采用三角形爆破缺口，掏槽爆破加风镐修整开凿定向窗。
2

Trial Manufacture and Production of ADI Pneumatic Pick Housing

风镐缸体（ADI）铸件的试制及生产
3

The dynamic process of pneumatic pick and the conditions under which the normal starting and stable working are available are discussed by way of the theory of point transformation .

用点变换理论分析气镐的动力过程，讨论气镐正常起动和稳定工作的条件。