查询词典 coal-hole

It is quite different in the powder properties between Indonesian coal A and Indonesian coal B based on the analysis of Fourier transform infrared spectroscopy and scanning electronic microscope so as to solve the problem of powder agglomeration during the operation of medium-speed coal pulverizer.

为了解决中速磨煤机磨制印尼煤时的煤粉团聚问题，利用傅立叶红外光谱和扫描电镜对印尼A煤和B煤进行了分析，发现这两种煤的粉体特性相差很大，印尼A煤含有容易团聚的官能团。

Compared to other coal chemical enterprises, Shanghai Coking Coal Chemical Industry to highlight the advantages of production in coal generation technology Quito route.

相比其他煤化工企业，上海焦化进行煤化工生产的突出优势体现在煤基多联产的工艺路线上。

The results show that: the functional groups in coal are the function of coal rank , and the yields of CO 2, H 2O and CO are related to the content of carboxyl, hydroxyl and other oxygen containing groups such as ether groups in coal, and Tar and CH 4 are related to the aliphatic CH, the char yields to the aromatic CH.

借助化学分析和FTIR光谱分析对我国煤化程度不同的18 种煤中官能团的研究表明：煤中官能团含量与煤化程度有关；煤中羧基、羟基及醚键等其他含氧官能团的含量与热解生成物CO2、H2O 和CO 的产率有关，脂肪—CH 的含量与甲烷和焦油的产率相关联，芳香—CH 的含量与热解半焦产率有关。

Shanxi has been called "coal sea" because of the richness of coal reserves. It is one of the energy resources and heavy and chemical industry bases and coal industry takes up a vital position in the local economy development.

山西素有煤海之称，是国务院确定的能源重化工基地，煤炭产业在山西地方经济中占有十分重要的地位。

Therefore of the opinion that if the coal Jinzhong Southern sea channel was launched by Rizhao Port, Rizhao Port of this unique pattern of distribution of goods, coal and ore can be heavy-duty round-trip transportation to import Iron ore and coal exports of a virtuous circle.

不仅如此，以兖矿的煤码头而兴的日照港，腹地现有煤炭生产企业约8000个，其中，年产能力在1000万吨以上的国有重点煤企就有12家，产能高达4.2亿吨。

All sorts of messages say, because Russia is overall economic condition is abominable, having some of user that buy coal is furniture of the car that uses his, office, even the Black Sea is off recently exchanges coal; The colliery must try to make duty Wu staff agrees to regard pay taxes as in order to hand in coal the method even.

各种消息说，由于俄罗斯总体经济情况恶劣，有些购煤用户是用自己的汽车、办公室家具、甚至黑海休假日来换取煤炭；煤矿甚至得设法使税务人员同意以交纳煤炭作为完税手段。

Characteristic parameters of coal spontaneous combustion were qualitatively studied and quantitatively determined by coal self-ignition experiment from two aspects: coal oxidation and exothermic which is produced by oxidation.

在井下现场应用研究方面，按照安全规程的要求和采空区瓦斯运移规律结合对实际条件下的漏风规律研究存在发火条件的危险区域，通过实验研究，对指标气体产生和发展规律有了充分认识，有效地指导防火灭火工作。

According to the principle of thermal equilibrium and considering the complexity of combustion system a new standpoint of representing coal-measurement by heat signal is put forward. Then a self-searching optimal control method for enhancing thermal efficiency is obtained through the optimal wind-coal ratio. Then a computer control system for economic combustion in coal-fired boiler is designed.

通过实现燃煤锅炉最佳风煤比，得出提高锅炉热效率的自寻优控制方案，设计出了用于燃煤锅炉经济燃烧的计算机控制系统。，提出了一种最优控制方案——效率自寻优方法。

Injecting CO2 into the subsurface oil and gas reservoirs and coal-beds, at the moment, is the most realistic choice in reducing the CO2 emission into the atmosphere, which can not only enhance the recoveries of the oil and gas, and coal bed methane, but also can sequestrate partial CO2 within the subsurface reservoirs and coal beds permanently.

把CO2注入油气藏、煤层提高油气采收率的方法(CO2-EOR、CO2-EGR、CO2-ECBM)，因其在提高石油、天然气和煤层气采收率的同时，又能使一部分CO2永久地埋存于地下，实现油气增产和CO2减排的双赢效果，而成为当今CO2减排最具潜力的现实选择。

According to coal seam situation and nature geology conditions in Xiaokang Coal Mine,the problems of road optimum design in the very soft rock coal mine are researched.

根据小康矿的煤层赋存状况及自然地质条件，围绕极软岩矿井巷道设计优化的问题进行了研究和实践。

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％。