浅孔爆破

1
short-hole blasting
... 深孔爆破long-hole type blasting 浅孔爆破short-hole blasting；popblasting 毫秒爆破millisecond blasting；short delay blasting ...
2
shallow hole blasting
... 定向爆破 directional blasting 浅孔爆破 shallow hole blasting 深孔爆破 deep hole blasting ...
3
[矿业] shallow blasting
... 浅截式联合采煤机 narrow web shearer 浅孔爆破 shallow blasting 浅矿床开采 drift mining ...

短语

1
不论是中部浅孔爆破，还是大坝近区岩体开挖，其振动观测结果总体合理。
The observation result of vibration is rational either in middle shallow blasting or in rock excavation near the dam.
2
通过深孔和浅孔爆破相结合的方法，拆除了南昌老八一大桥30个水中大型钢筋混凝土桥墩。
By a blasting method of combining long holes with short holes, 30 big reinforced concrete bridge piers of the old '8.1bridge in Nanchang were demolished.
3
混凝土地坪的爆破拆除既可以用常规浅孔破碎法也可以用透孔法。
Both common shallow-hole blasting and through-hole blasting can be used for demolition of concrete ground.

浅孔爆破
浅孔爆破俗称"浅眼爆破”或者“露天浅孔爆破”，是指岩矿等开挖、二次破碎大块时采用的炮孔直径小于或等于 50mm、深度小于或等于5m的爆破作业。（GB6722–2011爆破安全规程）它是工程爆破中的主要方法之一，应用范围广泛。

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