查询词典 coal-hole

A coal mining in thin seam is an inevitable issue of coal mining in many coal mines.

薄煤层开采是许多矿井煤炭开采中不可避免的问题。

Coalification has been one of focuses for coal geology and the organic geochemistry, in recent years, with the development of coal-generated hydrocarbon and coal bed gas, understanding of the mechanism of coalification is especially important.

煤化作用一直是煤地质学、有机地球化学等学科的研究内容之一，尤其是近年来随着煤成烃及煤层气等相关问题的开展，煤化作用机理的研究显得尤为重要。

Because of the complexity of the coalification process and the diversity of the coal-level indicators ,it was induced that resulting in different coalification stages the coal-level indicators were significantly different and coal-division was rather difficult.

煤化过程的复杂性和煤级指标的多元性，导致不同煤化阶段中的各煤级指标显著不同，煤级划分比较困难。

The said thermal shock treatment method improves the caking capacity and coking capacity of coal, and it is good to use the low degree of coalification coal which is cheap and abundant instead of the binding coal which is lack.

本发明的提高低煤化度煤结焦性的热冲击处理方法，可明显改善低煤化度煤的粘结性、结焦性，可在炼焦厂现有的装备水平下，实现多配价廉低灰和资源相对丰富的低煤化度煤，缓解强粘煤资源的紧缺状况。

Came 30 days on August 26, 2008, by Chinese coal institutional mine measures coal of professional committee, China to learn colliery exploitation to damage syndicate of technical appraisement committee 2008 the whole nation " 3 " conference of coal mining learning saves the Changchun City to hold in beautiful Jilin, more than 120 expert that comes from countrywide college, scientific research and manufacturing unit, scholar and delegate attended plenary meeting.

梗概： 2008年8月26日至30日，由中国煤炭学会矿山测量专业委员会、中国煤炭学会煤矿开采损害技术鉴定委员会联合组织的2008年全国"三下"采煤学术会议在漂亮的吉林省长春市召开，来自全国高校、科研和生产单位的120余名专家、学者和代表参加了大会。

The usual plan is to put in the water first, then add the indigo and copperas, which should be dissolved first, and finally to add the milk of lime, stirring all the time. Artificial indigo has been made from coal-tar products. The raw material is a coal-tar naphtha called toluene or toluol, which is also the raw material for saccharin, a sweetening agent made from coal-tar.

通常先加水，然后添加靛蓝和已溶于水的绿矾，最后加石灰乳，不时的搅拌人造靛青是取自煤焦油的产品物，原料是所谓甲苯的煤石脑油，这也是糖精的原料，糖精是取自煤石脑油的一种甜剂。

The coal feeder consists of mainly a coal bin with coal feeding cylinder inside it, a gate plate over the cylinder, an upper sieve plate below one side of the cylinder, and at least a lower sieve plate with opposite dip to the upper one below the other side of the cylinder and below the upper sieve plate.

该方案主要是由煤斗及煤斗内的给煤滚筒，在给煤滚筒上的闸板和给煤滚筒侧下方的上筛分板，在给煤滚筒的另一侧下方，上筛分板的下方，有至少一个与上筛分板倾斜角度相反的下筛分板。

CFB clean coal power generation technology is a kind of combustion technology for power generation, it is the internal combustion in circulating fluidized bed boiler with coal particles, and at low-temperature combustion furnace conditions add to the amount of limestone achieve desulfurization, denitration cleanliness coal power generation technology.

CFB发电技术是煤清洁燃烧发电技术的一种，它是在循环流化床锅炉内燃用颗粒煤，并在低温燃烧状况下向炉内加入适量石灰石实现脱硫、脱硝的洁净煤发电技术。

With development of economy in our country, demand for resources in especial for altogether coal have increasingly augmented according to the booming market. Though mechanization in the coal industry had been surprisingly progressed by the least 50 years, the technology of blasting engineering has been importantly seized on exploiting coal yet, especially, aiming at statue quo of disbalance development in technology and science.

随着我国经济的快速发展，市场对能源的需求尤其是对煤炭的需求大幅度提高，虽然煤炭生产综合机械化水平不断的提高，但是采用爆破技术采煤仍然占有一席之地，尤其针对我国目前技术水平发展不平衡的现状，对于赋存大量倾斜煤层和复杂煤层环境条件，开展爆破开采技术优化的研究是必要的也是急需的。

Its function is on one hand to buffering the coal coming from the dumper and coal pile, and on the other hand to mix coal.

它们的作用一方面是缓冲从翻车机和煤堆来的煤，另一方面是混煤。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。