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- methane and coal outburst 煤与瓦斯突出
- This article introduces the situation of using the longhole shock blasting technology to prevent gas and coal outburst in driving face,analyzes the application result. 介绍了在掘进工作面应用深孔松动爆破技术预防煤与瓦斯突出的实施情况,并对应用效果进行了分析。
- gas control and coal outburst prevention 煤与瓦斯突出防治
- ZCoal Bed Methane and Coal Mine Methane for power generation 煤层气发电
- The country is rich in oil and coal. 这个国家石油和煤的资源丰富。
- The rest is mostly methane and ammonia. 其余的几乎都是甲烷和氨。
- And a small amount of methane and ammonia. 再加上少量的甲烷和阿摩尼亚。
- It contains substances like carbon dioxde, methane and even water. 包含像二氧化碳、甲烷甚至水等物质。
- Controlling measures of methane and coal dust and ventilation method in fully mechanized excavation face 综掘工作面治理瓦斯煤尘通风方法的探索
- Platinum and coal now generate more money. 白金和煤的利润现在则更大。
- The country is rich in oil and coal . 这个国家石油和煤的资源丰富。
- He charged the fire with firewood and coal. 他向火堆里添加木柴和煤。
- Priorities are energy efficiency improvement, development and utilization of new and renewable energy, as well as recovery and utilization of methane and coal bed methane 重点领域以提高能效、开发利用新能源和可再生能源及回收利用甲烷和煤层气为主
- gas and coal outburst 煤与瓦斯突出
- Ore and coal had been barged down the Ohio to the Mississippi. 矿砂和煤已被用驳船沿俄亥俄河运载到密西西比河。
- Research on comprehensive technologies of mine fire extinguishing and gas outburst prevention for fully mechanized coal mining face in seam with coal spontaneous combustion and coal outburst in potential 易燃突出煤层综采工作面综合防火防突技术研究
- We will have wasted all the world's resources of oil and coal. 我们将耗尽世界上所有的石油和煤炭资源。
- Height between base surface of coal feeder and coal bunker outlet. 给料机基础平面与磨煤机入口之间的高度。
- VOICE: Not the hydrogen, methane and ammonia that Miller and Urey assumed. 不是米勒和萼瑞所假设的氢气、甲烷和氨。
- They sped the shipment of furs, then timber, iron, grain and coal. 他们加快了皮毛的航运，然后是木材、铁、谷物和煤炭。
