The classification of surrounding rock was mainly adopted for the stability of the cavern in order to analyze the stability of surrounding cavern and evaluate developed rule of rock explosion.
对洞室稳定性主要采取了多种方法的围岩分类，在此基础上分析了洞周块体稳定性并评价了岩爆发生发育规律。
Some measurements of fireproof and anti-explosion are brought forward according to the demand of the security and the stability in the system.
根据检定系统的安全、稳定性的要求，提出了一些抗干扰和防火防爆措施。
Some measurements of fireproof and anti-explosion are brought forward according to the demand of the security and the stability in the system.
根据检定系统的安全、稳定性的要求，提出了一些抗干扰和防火防爆措施。
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