It was found that the direction of rock fracturing can be controlled accurately by using slotted cartridge blasting.

试验结果表明，采用切缝药包爆破可以精确地控制岩石断裂方向。

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It was found that the direction of rock fracturing can be controlled accurately by using slotted cartridge blasting.

试验结果表明，采用切缝药包爆破可以精确地控制岩石断裂方向。

youdao