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1·Multistage pulse gas is flabby in the process of layer of terrane crustal stress fracture deflagrate inside break aeriform pressure is cracked since distributinging influence break patulous.

多级脉冲气体松弛岩层地应力压裂地层的过程中裂缝内爆燃气体压力分布影响裂缝起裂扩展。