The result of the study has shown that the direction and magnitude of the blasting crackle relate to subjoining main stress.
研究表明：介质爆破裂纹的方向及大小与附加的主应力有关。
The result of the study has shown that the direction and magnitude of the blasting crackle relate to subjoining main stress.
研究表明：介质爆破裂纹的方向及大小与附加的主应力有关。
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