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- Methods of Lost Gas Calculation of Coal Sample? 煤样逸散气量的求取方法?
- In order to guarantee the representation of coal samples,in the process of coal sampling,operation behavior should be normalized. 为了保证煤炭样品的代表性,在煤样采制过程中,必须规范操作行为。
- New Pulverized Coal Sampling Device 新型煤粉取样装置
- Development of new mechanical coal sampling device 新型机械采制煤样装置的研制
- Startup and shutdown of coal sampling equipment 机械采样装置的启动与停止
- Enters shop the coal sampling machine 进厂煤采样机
- integrated coal sampling equipment 一体化煤采样装置
- In this work, measurements of coal swelling and permeability change were conducted on a coal sample from Bulli seam, Australia. 本文测量了一种澳大利亚煤的膨胀率以及相应的渗透率的变化。
- In this paper,the electrical conductivity of coal samples collected from Nantong colliery were studied. 用南桐煤田煤样研究了煤的导电性,并初步探讨了煤的导电性与煤大分子结构的关系。
- The higher the content of inertinite in coal samples, the higher the CO2-reactivity of gasification. 总的来看,煤中的惰质组含量高,有利于煤焦的气化反应,当煤中的镜质组含量处在某一范围内,煤焦的C仇反应性很差。
- The testing research about enhancing permeability rate by hydraulic cutting seam on outsize coal sample is introduced. 介绍了特大煤样采用水力割缝提高瓦斯渗透率的实验研究。
- The mass and the quantity of oxygen physisorption of the coal sample were measured before and after each heating experiment. 在每一次加热前后都测量煤样的质量,以及进行对氧气的物理吸附实验。
- It is found that the relative abundances of dibenzofuran series are higher in the coal samples,but lower in the lacustrine mudstone samples. 研究发现,氧芴系列化合物在煤岩样品中丰度高,在湖相泥岩样品中丰度低。
- This paper researches the fractal of the scanning electron micrograph of coal samples by Discrete Fractal Brownian Increment Random Field(DFBIR). 本文采用离散分形布朗增量随机场(DFBIR)模型对煤样微观结构的显微图像做了分形定量研究。
- The determined result differences of the caking index of the same coal sample under different test conditions are discussed. 探讨了不同试验条件下同一煤样粘结指数测定结果的差异。
- By tropic analysing logging data and the coal sample gas content analysed in the laborary ,producing the tropic equation. 将测井资料与实验室分析出的煤样瓦斯含量进行回归分析,建立回归方程。
- The damage of six suractants of different kind to permeabilities of 17 coal samples of 2 mines is investigated experimentally. 考察了6种不同类型的表面活性剂对两个矿区17个煤样渗透率的损害。
- Five Late Triassic coal samples collected from Changhebian mine,Chongqing were characterized through a petrographic and geochemical investigation. 运用煤岩学和地球化学的理论和方法,对重庆长河碥矿晚三叠世须家河组煤中微量元素进行了研究。
- The agreement between the coalbed coal quality parameters predicted by the interpretation model and those determined by the coal sample laborato... 实际解释结果表明,解释模型估算的煤质参数与煤样实验室分析的煤质参数之间一致性好,解释精度高。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。