查询词典 coal

This project is mainly to pile the coal district to control the coal wks in an all-round way, the customer uses the searchlight to control the whole facty, but 100m exteri searchlight cant totally meet the lighting requirement at the night, the customer requires me strictly to the volume.

这个工程主要是对煤厂堆煤区进行全面监控，客户使用探照灯对整个厂区进行监控，但是在夜间100m外探照灯不能完全满足照明要求，客户对体积要求比较严格。

In coal gasification techniques, the gasifier is the key equipment which directly affects gasification characteristics, therefore flameless oxidant technology was applied to the design of new gasifier for high ash melting coal, and gasification characteristics in the gasifier were carried out by not only experiments under cold state and therma1 state, but also numerical simulations in this paper.

由于气化炉是煤气化技术中的最关键设备，因此，本文以高灰熔点煤的高效气化为背景，归纳分析了各种先进干煤粉气流床气化炉的炉型结构，将无焰氧化技术应用于粉煤气化，提出了一种基于无焰氧化的新型干法进料煤粉气化炉，进行了炉内冷态、煤粉气化的热态试验和数值计算，分析了高灰熔点煤在该气化炉中的气化特性，并以此为基础，对气化炉的结构进行了优化，提出了无焰氧化分级气化炉，对高灰熔点煤在该气化炉中气化特性进行了数值计算与分析。

Aiming at the major influencing factor of the logistics cost of coal enterprise as well as the non-linear characteristic of the coal enterprise logistics cost and the superiority that the neural network has in the solution of complex nonlinear system question, propos to use the BP neural network to do the forecasting of the logistics cost, establishs the forecast model of the logistics cost and do simulation and forecasting by frondose dates, the result indicates the precision of this forecast method is high, the convergent rate is quick, is one feasible forecast method.

重点针对影响煤炭企业物流成本的因素以及煤炭企业物流成本所具有的非线性特点和神经网络在解决复杂非线性系统问题方面所具有的优势，提出了采用BP神经网络来进行物流成本预测的方法。建立了基于BP神经网络的物流成本预测模型并应用具体数据对模型进行了模拟和预测，结果表明该方法预测精度高，是一种实际可行的预测方法。

The study of coal wetting heat effect, zeta protential and adsorption of frother on coal/water showed that the frother is of collecting performance again.

研究表明，煤炭浮选非极性捕收剂对起泡剂的起泡性能具有显著的影响，具体效果与化学组成、浓度及配比有关，这一点对于煤炭浮选用药具有重要的意义。

The jet samples are more compact than the coal samples because the honeycomb-like apertures of coal are filled with a large number of resinite arid gelatin for gelatination resulting in the changes of loose structure.

煤精与煤的产出环境相似，但宝石学特征差异较大，推断前者的成玉机制主要是由于含有大量且具有胶结作用的树脂体和凝胶体充填了煤的蜂巢状孔洞中，使煤较疏松的结构发生了改变而形成。

A coal gas generant unit is evaluated by using the program, the inh- erent total criticality of the coal gas generant unit is medium, then safety compensatory measures are applied to the unit, and the real total criticality of the unit is reduced, and the result proves that using safety measures is able to reduce the total criticality of the petrochemical company.

运用该计算机程序对某煤气发生单元进行了评价，得到该单元的固有总危险性等级为中等，经过安全措施补偿后，现实总危险性分值大大降低了，说明采取安全对策措施可以降低企业总危险性大小。

This article in view of this kind of situation, to Da\\\anshan coal mine rockburst mechanism geostatic pressure mechanism, influencing factor, coal bed impact tendentiousness has conducted the research, promulgated the impact geostatic pressure through the numerical simulation to have the rule, to further prevention lay the foundation.

本文针对这种情况，对大安山矿冲击地压机理、影响因素、煤层冲击倾向性等方面进行了研究，通过数值模拟揭示了冲击地压发生规律，为进一步防治工作奠定基础。

The Da＇anshan coal mine already entered the deep mining stage, Geologic structure is complex by the fold geologic structure primarily in the Minefield, the mining coal working surface and the tunnel impact geostatic pressure occurs frequently, but so far has not conducted the system research.

大安山煤矿现已进入深部开采阶段，井田内以褶曲为主的地质构造复杂，采煤工作面和巷道冲击地压发生频繁，但到目前为止还没有进行过系统研究。

The author respectively gave a brief account of the basic characteristics of ancient and today's geothermic field at 1000m and 2000m depth, coal measure strata pressure field at the depth less than 1600m, structural stress field from Jurassic to present, and ancient and today's fluid potential field (that is water potential and gas potential distributing in coal measure strata).

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。

It is mainly used as grindable granule and corrosives in electric power, metallurgy, mining, coal, and chemical industry when transporting sandstone, coal fines, clinker, and aluminum liquid, etc.

广泛应用于电力、冶金、矿山、煤炭、化工等行业作为运输砂石、煤粉、灰渣、铝液等磨削性颗粒物料和腐蚀性物质，是理想的耐磨、耐蚀工程管道。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"