According to hazard theory and principle of selecting assessment index, the paper constructs assessment index system of gas explosion in heading face.
根据危险源理论和评价指标选择原则，建立了掘进面瓦斯爆炸评价指标体系。
According to hazard theory and principle of selecting assessment index, the paper constructs assessment index system of gas explosion in heading face.
根据危险源理论和评价指标选择原则，建立了掘进面瓦斯爆炸评价指标体系。
应用推荐