types of coal meaning in Chinese
煤的成因类型
Examples
- The jiangcang mining area locates the position of special earth structure , regional structure developed distinguishingly , with the third kind of structure complicated degree and the third type of coal bed stable degree and metamorphic grade
摘要江仓矿区位于特殊的大地构造位置，区域构造演化特殊，构造复杂程度属三类，煤层稳定程度和煤质变化程度属三型。 - With the development of years , the coal trade of heilongjiang province has formed an industry system , which made of many types of coal enterprises , including state - owned important coal enterprises , local state - owned coal enterprises and villages and towns coal enterprises
黑龙江省煤炭行业在过去几十年的发展过程中形成了以国有重点煤炭为骨干、地方国有煤矿与乡镇集体煤矿多层次并存、多类型煤矿相结合的煤炭工业体系。 - Are about 12 billion tons . the main types of coal are coking coal , gas bituminous coal , lean coal and anthracite , etc . xiangning coal field is one of the three biggest metallurgical coal bases of the whole country , with the characteristics of thick bed ,
首屈一指的煤炭资源，储藏面积1 . 54万平方公里，占总面积的5 % ，总储量960亿吨，探明储量120亿吨，主要煤种有主焦煤气肥煤贫肥煤瘦煤无烟煤等，其中乡宁主焦煤为全国三大主焦煤基地之一，而且煤层厚埋藏浅易开采。 - In order to complete the research on optimal control regular for coal - fired boiler inflammation system . in this paper , a type of coal - fired boiler inflammation system is regarded as the research target , after separately analyzed steam pressure loop and economical inflammation loop , we obtained the relevant control scheme , and designed a kind of fuzzy - pi compound controller on based of genetic algorithm to control two loops , and using genetic algorithm tool kit below the matlab progressed system simulation research
为了完成对燃煤锅炉燃烧系统的最优控制规律的研究，本文以某型燃煤锅炉的燃烧系统作为研究对象，分别对其蒸汽压力回路和经济燃烧回路进行系统分析，得到了相应的控制方案，设计了一种基于遗传算法的模糊- pi复合控制器对该系统进行控制，并用matlab下的遗传算法工具箱进行了系统仿真研究。 - Abstract : a new type of coal cutter with special cutting plate operated by outside power has been put forward based on thin seam mining after analyzed the adaptability of coal planers and shearers . this analysis shows that this type of thin seam coal mining equipment has obvious characteristic and actual reference value for manufacturing a new kind of thin seam coal cutter
文摘:通过对刨煤机和滚筒式采煤机的适应性分析，对薄煤层的开采提出了一种新型的外设动力截盘式滚筒采煤机，研究分析表明，作为薄煤层采煤设备具有明显的特点，对研制新型薄煤层采煤机有着实际参考价值。