Coal field burning does great harm to coal exploring, pit building and mine opening-up.

The coal field at Ying-Ke Station , coal mines around Taipei area were delivered here to transfer.

莺歌车站集煤场.三峡,新店的煤产均集中在此待转.

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It is important for assessing to the quality of coal correctly during coal field geological prospecting.

正确评价煤质是煤田地质勘探工作中一项极为重要的工作.

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Rivers have been Chaheji, Dry River, River coal field, Long River.

河流有直岔河 、 旱泉河 、 煤场河 、 龙沟河.

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There are complex structure and fold developed in Longyong coal-field.

龙永煤田构造复杂,褶曲发育.

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The dual line to the rock field and coal field.

通往落煤昌场和舍石场的复线.

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How much coal gas can this gas tank contain?

这个煤气包能储存多少煤气?

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In order to enlarge utilization coal gas resource, tamping coking process is adopted at Nangang.

介绍了南(昌)钢公司为扩大利用焦煤资源, 采用捣固炼焦工艺.

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Linqing depression is one of the favorable areas of coal gas exploration in Shengli oilfield.

临清坳陷是胜利油区煤成气的有利探区之一.

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Coal gas is produced by the gasification of coal.

煤气是由煤的气化作用得到的.

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The article introduced the complexity of wastewater and disposal method during coal gas production.

本文叙述了煤气生产工艺废水中杂质的复杂性及处理方法和主要步骤.

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Electric tar precipitator is high purifying equipment that is applied in the cooled coal gas station.

电捕焦油器是冷煤气站采用的高效净化设备.

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Coal gas resource in china is very abundant and gas reserves is the third of world.

我国煤层气资源非常丰富,储量居世界第三位.

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Therefore, large amount of coal gas can be prevented from externally flowing from the burner.

从而防止了大量煤气由燃具处的外溢.

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If sews did not pasted on time, coal gas would come out from the.

如果不糊上, 裂缝里就会冒出煤气.

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In production and transportation process of coal gas, the coal tar has comparatively severe harmless.

煤焦油在煤气的生产、运输等过程中存在较大危害.

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True synthetic fibers are made from such as coal, gas and petroleum.

合成纤维由煤 、 天然气和石油制成的.

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It can be extracted without burning a fossil fuel such as coal, gas, or oil.

它在采掘过程中无须燃烧如煤炭, 煤气或石油这类矿石燃料.

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The method of gas drainagecoal seam gas drainage , near coal gas drainage , and goaf gas drainage.

瓦斯抽放的方法有本煤层抽放 、 邻近层抽放和采空区抽放.

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The stress, water and velocity sensitivity of coal gas reservoir were studied.

研究了煤岩储层的应力敏感 、 水敏和速敏.

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In coal gas drilling, coal collapse led to drilling hard trip and other accidents.

在煤层气钻井中, 煤岩坍塌造成接单根困难、起下钻遇阻遇卡、蹩泵等事故和井下复杂.

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