摘要
瓦斯突出煤体的存在是发生煤与瓦斯突出的必要条件，探测瓦斯突出煤体是预测瓦斯突出的一种新方法。文内讨论了用超声波探测瓦斯突出煤体的基础和条件。
The existance of rock mass containing outburst-prone gas is a necessary condition for occurrence of gas and coal outburst.The detection of this kind of rock mass is a new way to predict outburst of gas and coal.The basis and conditions of detection of the rock mass by ultrasonic wave are dealt with and the field detection results are analysed and studied in this paper.
基金
国家"八五"科技攻关项目
