1) shallow hole
浅孔
1.
The effective measures to control the vibration and fly rocks were adopted to successfully perform the application of large hole in shallow hole controlled blasting.
采用有效措施 ,对震动和飞石进行了控制 ,成功地完成了大孔在浅孔控制爆破中的应
3) small hole and shallow blasting
小孔径浅孔
1.
For the reason of small amount of detonating powder, the small hole and shallow blasting brings about small vibration and impact to the side slope, favouring to the stability and safety of the side slope and imposing slight influence on the surface of foundation rock.
小孔径浅孔爆破的起爆药量小 ,爆破对周边的振动与冲击较小 ,有利于边坡的稳定与安全 ,对建基面的爆破影响很小 ,且容易控制超、欠开挖量 ,保证开挖精度 ,在永久船闸二期工程的高直立边坡的成形开挖、底部保护层开挖中得到很好的运用。
4) shallow hole temperature-measuring
浅孔测温
5) shallow bore high pressure
浅孔高压
1.
Introduced the coal wall shallow bore high pressure to note water method to return to adopt experimenting of work noodles and appliy in the coal min of luling,analyzed coal seam to note water to the function which declines dust and safety back to adopt.
介绍了煤壁浅孔高压注水方法在芦岭煤矿回采工作面的试验及应用;分析了煤层注水对降尘及安全回采的作用;详细地陈述了浅孔高压注水方法及注水效果。
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
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