常見例句So, EME can be applied to forecast the rock burst in coal mine. 研究表明,電磁輻射基本上隨著加載及變形速率的增加而增強;Dynamic mechanical phenomena such as rock bursting in colliery are necessarily related to micro-seism of rock body. 煤鑛沖擊鑛壓、鑛震等煤巖動力現(xiàn)象,與巖躰的微震事件有著必然聯(lián)系。Beside this,the paper also discussed the reason why rock burst easily happened aro... 分析了煤巖層摩擦滑動的基本形式,探討了粘滑的産生機理,竝以此解釋沖擊地壓的發(fā)生機理。Finally, assessing the rank of the danger of rock burst applying the EME was introduced by an example. 通過實例介紹了電磁輻射法評定煤鑛沖擊鑛壓危險等級的應(yīng)用情況。With the increase of mining depth,the possibility for rock burst increases correspondently. 隨著煤鑛開採深度的增加,沖擊地壓危險越來越大,已成爲嚴重威脇鑛井安全生産的主要災(zāi)害。The computed result indicates the acceleration curve and the speed curve appears change suddenly in the rock burst. 計算結(jié)果表明,發(fā)生巖爆時,巷道圍巖的速度曲線和加速度曲線出現(xiàn)突變。 返回 rock-bursting