coal seams

  • 网络煤层；号煤层

网络释义

1.
煤层
WorldWideScience.org Topics : C ... coal reserves( 煤储量) coal seams( 煤层) coal tar( 煤焦沥青) ...
worldwidescience.org|基于24个网页
2.
号煤层
4号煤层,No.4 coal... ... ) No.27 coal seam2 7号煤层 ) No 1 and 5 coal seams1 ,5-号煤层 ) No.9 coal seam9 号煤层 ...
www.dictall.com|基于 1 个网页

例句

释义:
全部全部,煤层煤层,号煤层号煤层
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
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1.
Coal is usually found associated with sandstones, carbonaceous siltites and coal seams.
通常找到煤炭伴生与砂岩、碳质的硅和煤层。
zhidao.baidu.com
2.
The transmissivity of coal seams was found to be be one or two orders of magnitude greater than that of associated rock types.
煤层的透射率被发现是大于普通岩石一个或两个数量级。
zhidao.baidu.com
3.
In practice, some effective promotion measures can be used to enhance gas extraction for low permeability coal seams.
实际中，对于低渗煤层，应采取有效的强化措施，以提高煤层气的回收率。
www.ceps.com.tw
4.
With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.
随着煤矿开采深度增加，综放开采回采巷道易发生冲击地压危害。
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5.
The author introduces an effective method to carry out correlation of coal seams by application of sulphur content in coal.
利用煤中硫分进行煤层对比是一种行之有效的辅助方法。
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6.
The deep coal bed is ignited with much water and high pressure in coal seams, and need to be moved in the channels.
深部煤层气化点火时是在煤层存在一定的水和压力下点火，同时还要能在通道内实现移动点火。
www.ceps.com.tw
7.
Deep-hole presplitting explosion in coal seams with high gas content and low permeability was numerically simulated and analyzed.
针对高瓦斯低透气性煤层，对深孔预裂爆破进行了数值模拟分析研究。
www.ceps.com.tw
8.
Major factors affecting gas content are buried depth of coal seams(pressure and temperature) and magma intrusion.
总体而言，煤层的埋深（压力和温度）以及岩浆的后期侵入是影响本区煤层气含量的主要因素。
www.chemyq.com
9.
The largest shallow coal field in the world is in west China. The coal seams have thin roof and thick sandy overburden.
西部地区拥有储量最大的浅埋煤田，煤层顶板主要特点是基岩薄，地表为厚砂土层。
www.ceps.com.tw
10.
Xuzhuang coal mine often encountered the hazard of water from Taiyuan Formation, as it mines the deep buried coal seams.
徐庄煤矿深部煤层的开采一直经受着太原组灰岩水的威胁。
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