查询词典 coal

In the degenerative degree that affecting coke to heat up the main factor of property is coal, caking property, ash content and coal mineral wait.

影响焦炭热性质的主要因素是煤的变质程度、粘结性、灰分以及煤中矿物质等。

A 40 kg small coking oven test was made for to find suitable substitute coal kind through the basic characters analysis of weakly caking coal .

通过分析弱粘煤的基本特性，找出其适合替代的煤种，并通过40kg小焦炉实验和工业实验，确定了配煤方案。

Based on the recent practice on controlling coal ash content to improve coke quality, the possibility of increasing the ratio of weakly caking coal in blends is studied.

研究表明，在宝钢配煤中，当弱粘比由47％增加到63％，焦炭的冷强度几乎保持同一水平，同时由于增加了弱粘煤配比，相应增加了焦炭中抗高温碱侵蚀能力强的各向同性结构，有利于在高炉中保持焦炭结构、缓解焦炭劣化。

The result shows that the qualities of coke were improved generally if coking experiment was done with preliminary disposed coal in which the percentage of weakly caking coal increases to 45%.

研究结果表明，使用预处理后的煤炼焦可在弱粘煤配比提高到45%以上时仍能全面提高焦炭质量；能显著提高炼焦生产能力、减少焦化废水，并能缩短炼焦时间；炼焦的副产品，焦油中芳香烃明显增加，煤气中氢气增加，甲烷减少。

By adding back-extractant into the extraction solution, two suspended substances are highly enriched to form two solids: ultra-pure coal and caking components. The coal inbuilt state model and its conception are proposed.

通过向CS2/NMP混合溶剂萃取液中添加反萃取剂的反萃取过程，可以将2种类型的悬浮物高度富集形成固体形态的精煤和黏结组分。

Because of coal blending caking propert is not enough and the alkali metal content is high,it causes the coke quality relatively poor,so we do a series of experiment to improve coke quality in accordance with Pan Gang coal blending .

由于攀钢配合煤粘结性不足和碱金属含量高，造成焦炭质量较差，针对配合煤粘结性及碱金属含量进行了一系列改善焦炭质量试验研究。

To clear pulverized coal caking from pulverized coal bunker by using sonic wave technology;2. The sonic paraffin control technique makes use of hydrodynamics sonic wave principle.

声波防蜡是利用流体动力式声波原理，将声波发生器接在流动管柱上，可长期在线工怍，实现防蜡目的。

For chemical industry, it gives priority to petrochemical, marine chemical, salt chemical, coal chemical and related supporting refined chemical industries; For mechanical manufacturing, it is to create production and processing bases of petroleum mining machinery; For modern logistics industry, priority is given to crude oil and petrochemical, sea transport of bulk cargo, coal and minerals for far-term development, to create a regional comprehensive logistics center of North Shandong, Shanxi and Hebei; For power supply and energy source industries, importance is attached to ultra supercritical large-sized power supply projects and large-sized wind power generation projects, to build the largest electric power supply base in North China.

化工产业重点发展石油化工、海洋化工、盐化工、煤化工及相关配套的精细化工等；机械制造业着力打造石油机械设备生产、加工基地；现代物流业重点发展原油及石油化工产品、散杂货海洋运输，远期发展煤炭、矿石等物流，力争建成鲁北及晋冀地区综合性物流中心；电力能源产业重点推进建设超超临界大型电源项目和大型风力发电项目，建成华北地区最大的电能供给基地。

A kind of CAT hydraulic test rig has been developed in this dissertation. It is used for the experiment and test of valves for coal mining shield support for Zhengzhou Coal Mining Machinery Group.

本文研制了一种CAT液压试验台装置，用于对郑州煤机集团公司所生产的煤矿液压支架用阀进行综合性能测试。

Our major products, ZJ series grate reducers, are part of necessary equipment for coal boilers. It is able to serve as the transmission of chain grate of coal boilers with evaporation volume of 1-130 tons per hour. It can also be equipped with other facilities that need large gear ratio and proper output angular movement and speed regulation.

主要产品ZJ系列锅炉炉排减速机，可用于1-130吨/小时蒸发量的链条式锅炉，供链条式炉排传动使用，是燃煤锅炉必备辅机，也可用在要求速比大、能在适当范围内调速，输出扭矩相当的其他设备上。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。