1) coal and gas
煤和瓦斯
2) coal and gas outburst
煤和瓦斯突出
1.
Relation between Coal and Gas Outbursts and Activities of Sunspot;
煤和瓦斯突出与太阳黑子活动的关系
2.
It will further improve the prediction level of coal and gas outburst.
通过温度对含瓦斯煤的强度、吸附特性的影响 ,研究了温度在煤和瓦斯突出发生过程中的作用机理。
3.
Based on the elastic-plastic theory and damage mechanics,the authors give the analytic answer of coal and gas outburst in circular chamber.
将媒岩体视为多孔变形介质，考虑瓦斯压力和渗流作用的影响，根据弹塑性和损伤力学理论对图形硐室煤和瓦斯突出进行了分析，得出了它的解析解。
3) coal and gas bursts
煤和瓦斯突出
1.
In this paper, the authors study the instable mechanism of coal and gas bursts caused by time effects, put forward its criterion and set up its mathematical and mechanical model.
根据含瓦斯煤的流变破坏机理,研究了考虑时间效应的煤和瓦斯突出的失稳破坏机理,提出了其发生的判据,建立了数学力学模型,为煤和瓦斯突出的预测和防治提供了理论基础。
4) outburst of coal and gas
煤和瓦斯突出
1.
On the basis of elasto-plastic mechanics,similarity theory and rock mechanics,the effect of stress rela-xation groove on the outburst of coal and gas in coal tunnel is discussed in this paper.
研究表明：煤巷卸压槽能够防止煤和瓦斯突出的必要条件在于卸压槽开掘后应能形成较大范围的卸压区。
2.
On the basis of rock mechanics and elasto-plastic mechanics, this paper discusses the effect of stress relaxation zone on the outburst of coal and gas in coal tunneling.
本文应用岩体力学,弹塑性力学等有关知识,探讨了煤巷卸压带对煤和瓦斯突出的作用机理,建立了煤层界面的应力分布状态方程以及煤巷卸压带和地应力,瓦斯压力,煤强度之间的关系式,并分析了煤巷卸压带中煤体稳定性的条件。
5) coal and gas outburst
煤和瓦斯突出矿井
6) intensity of gas burst
煤和瓦斯突出强度
补充资料：标准煤(见煤当量)
标准煤(见煤当量)
standard coal
、~‘~1人、4《1工兀飞coal)见煤当等
说明：补充资料仅用于学习参考，请勿用于其它任何用途。