在某些爆破参数确定的条件下，施工中摸索出空气间隔装药结构能降低炸药单耗，同时保证了破碎效果。
Under the condition of certain definite blasting parameters, it was found out that interval charging could reduce unit explosive consumption and also kept good broken effects.
现场实践证明， 空气间隔装药在爆破降震中有良好的经济技术效果。
The practical application in Xinqiao Pyrite Mine has proved that the technology of air-space charge can receive good economical and technical effects.
利用BJQ空气间隔器，研究推广矿山新的装药方法，提高爆破质量，降低爆破成本。
Extension mine new charge methods to improve the quality of blasting to reduce blasting costs using BJQ air spacer.
通过现场爆破试验，达到了实施空气间隔装药爆破减震的预期效果，为楼房拆除爆破探索了一条新途径。
Through the experiment of locality blasting, the eliminating vibration effect can be realized and a new method for building demolition blasting was explored.
通过现场爆破试验，达到了实施空气间隔装药爆破减震的预期效果，为楼房拆除爆破探索了一条新途径。
Through the experiment of locality blasting, the eliminating vibration effect can be realized and a new method for building demolition blasting was explored.
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