| 释义 |
Gas gushing
基本例句
瓦斯涌出
The change properties ofgas gushingquantity and the thickness of the recovery seam are also studied.研究了瓦斯涌出量与回采煤层厚度的相应变化特征;
It described the process of coal-gas abstracts gas with exponent sign function and concludedgas gushingquantity attenuates with negative exponent.用幂指数函数描述煤体瓦斯解吸瓦斯过程,瓦斯涌出速度是呈负指数衰减的。给出了工作面和采空区瓦斯涌出量的计算公式。
From analyzing coal-gas abstracts gas process, we contrasted and analyzedgas gushingrate from working face at high seam in slices and moveable mining.从分析煤体瓦斯源解吸瓦斯过程出发,对厚煤层分层开采与综放开采两种开采方式下,工作面瓦斯涌出量作了量化对比分析。
Aimed at the gas gush change law of every construction craft in the blasting driving face,the appropriate measure is adopted for gas comprehensive management.针对炮掘工作面各施工工艺瓦斯涌出的变化规律,采取了相应的应对措施进行综合治理,取得了良好的效果,为掘进面的安全掘进提供了有力支撑。
The rule of gas gush in Dahebian Coal Mine are analyzed,the synthesis methods of governing gas,such as drawing out gas based on coal order,and drilling at special gas road are researched.分析了大河边煤矿采面的瓦斯涌出规律,探讨了采用顺煤层钻孔预抽煤层瓦斯、底板专用瓦斯巷钻孔穿层预抽煤层瓦斯等综合抽放治理瓦斯的方法。
Based on the analysis of the traditional methods for predicting the amount of gas gushed from mine, Model GM of the gray theory is applied for this prediction, and is well rectified in practice.在分析了传统的矿井瓦斯涌出量预测方法的基础上，应用灰色系统理论GM1，1模型，对矿井瓦斯涌出量进行预测，并在实际中得到了较好的验证。 |