长焰煤 meaning in English
jet coal; free burning coal; free burning cannel; long flame coal; open-burning coal
Examples
- Application of air flotation - v - shape filter technology to power plant wastewater reuse
气浮技术在长焰煤加压气化废水中的应用 - The results show that the long - flame coal distributs in the six coal - rich regions , the lignite distribute in southwest and north central region and gas coal distribute in south central of eastern depression on plane
在平面上，长焰煤在东部凹陷的6个赋煤区均有分布，褐煤分布于东部凹陷西南端和中北部，气煤则集中分布于该凹陷的中南部。 - The text explains the terra , coal reserves , status of generative construction and utilizing approaches of jet coal in yima diggings , which provides valuable technologic information and data for coal consumers
摘要系统地阐述了义马矿区长焰煤的地质、煤炭储量、生产建设情况，煤质特征及其利用途径。为广大煤炭用户提供了有重要价值的技术资料和数据。 - Advanced instrument and testing techniques including adopting mercury injection apparatus , specific surface analyses apparatus , porosity - permeability measurement apparatus , isothermal adsorption instrument and drill core flow experiment system , etc . , are also adopted . on the basis of study on gas zoning , known cbm show and its component , generating mechanism of low coal rank cbm are discussed . the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage , thermogenic methane gas in long - flame coal to gas / fat coal stage , and deuterogenic biogenic methane gas in coal seam imbedded stage
在本区瓦斯分带、已知煤层气显示及其组分研究基础上，探讨了低煤级煤层气的生成机制，指出生成的煤层气应包括褐煤阶段的原生生物甲烷气、长焰煤?气肥煤阶段的热成因甲烷气和煤层埋藏阶段的次生生物甲烷气三种成因甲烷气体；进而论述了煤储层含气饱和度、临界解吸压力、临储压力比、地解压差等甲烷解吸特征，实测与理论含气量、煤层气资源量与资源丰度等煤储层含气性特征。 - Under general geological study of exploratory development of coalbed gas and underground gasification of coal bed in eastern depression of liaohe basin , authors apply the basic principle of coal geology and the data of vitrinite reflectance and technical analysis of coal to ascertain that coal classification are dominantely the lignite , long - flame coal and gas coal of coal - bearing upper section of third member of shahejie formation , and then dissertate the variational regularity between coal rank and buried depth in vertical and otherness of vertical limit of coal rank in different coal - rich regions
摘要运用煤田地质学基本理论和煤的镜质组反射率值及工业分析等有关数据，确定了辽河盆地东部凹陷古近系沙三段含煤亚段的煤种主要为褐煤、长焰煤和气煤；进而阐述了该煤段垂向上煤级与埋深的变化规律性、不同赋煤区各煤级垂向界限的差异性。