查询词典 coal

Liquefied coal gas: refers liquid coal gas through compression.

液化煤气：是指压缩成液体的煤气。

In the condition of solvent and catalyzer by Autoclave, the Hydro-liquefaction experimentation indicates that the hydrogen consumption is 5%, conversion rate is about 90%, the rate of liquid of coal is about 55%, showing that low rank coal of the west China is important liquefaction resources.

通过高压釜在溶剂和催化剂条件下的加氢液化试验可知，在氢耗量5%左右时，煤的液化转化率达90%以上，油产率达55%以上，这表明我国西部低煤级煤可作为重要的液化用煤资源。

Low-boiling phenols in low-temperature coal tar are important chemical raw materials. For the identification and determination of the individual phenol boiling below 210℃ in the low temperature coal tar, the methods of gas chromatography, liquid-liquid chromatography followed by ultra-violet analysis and fractional distillation followed by infrared analysis were evaluated and compared.

随着煤炼油工业的发展，煤焦油中的酚类，特别是低級酚，作为化工原料的利用很重要，我們应用(1)气液色譜法，(2)液液色譜与紫外光譜法結合及(3)精餾与紅外光譜法結合三种不同方法对210°以前的低級酚进行了各种异构体的成分分析，比較分析結果：三种方法对同一样品进行分析时，最大絕对誤差在2％以内，其中以气液色譜法最为快速，液液色譜法次之，精餾-紅外光譜法費时間較多；但后二种方法所得数据較完全。

The results showed that gasification performance of lump coal - hot gas along with more coal amount becomes gradually optimized.

结果表明，块煤—高温煤气的气化性能随着煤量的增加而逐渐优化，第二段固定床加煤量一般为加煤总量的17%~25%较为适宜。

Has designed the smelting magnesium stove and the steel rolling heating furnace, the trolley type heat-treatment furnace, the gasification project and vents one's anger a generation of oil by the coal successively, the mailgram project technology and the hot dirty coal vents one's anger the craft automation control technology, developed the multi-skill regeneration burner, the dining trash solid drying stove, the methane heat energy industry use technology.

先后设计了冶炼镁炉及轧钢加热炉、台车式热处理炉、煤气化工程及以煤制气代油、代电工程技术及热脏煤制气工艺自动化控制技术，研制出了复合型蓄热燃烧器，餐饮垃圾固体物烘干炉，沼气热能的工业利用技术。

So, it is necessary to measure line velocity of the coal belt and the weight of the coal on the belt.

在编程时，对速度量进行了PID控制，可以很好的达到控制要求。

In heavy compositions, the coal rich in pyrite is seriously slagging, in light compositions, the coal rich in alkali metal is seriously fouling.

在重组份中黄铁矿富集的煤种结渣严重，在轻组份中碱金属元素富集沾污严重。

In China, the coal resource is rich, two-thirds of the hydro-electricity resource is yet to be exploited, the applications of nuclear electricity, wind electricity generation, solar energy, and biomass energy have just begun, and there is a very positive prospect for developing alternative energy sources of fuel alcohol, methanol, dimethyl ether, and coal liquefaction.

中国煤炭资源丰富，三分之二的水电资源尚未开发，核电、风力发电、太阳能以及生物质能的应用刚刚起步，燃料乙醇、甲醇、二甲醚以及煤炭液化等替代能源的发展前景广阔。

Importance of methyl ether plant construction in our province with one step method on the basis of coal is expounded from main uses,production methods and economic benefits of methyl ether as well as the advantage of coal resources in our province.

从二甲醚的主要用途、生产方法、经济效益，以及山西省煤炭资源优势等方面，论述了用煤基一步法生产二甲醚的重要意义。

At the same time, the stripping ratio control measours of new design open-pit and producted mine are put forward. Minging more coal with little overbueden under ensureing correspond overbueden and mining coal. This is beneficial for modern surface mining.

同时提出了新设计露天矿和生产露天矿生产剥采比的控制措施，在保证剥采不失调的前提下，尽量不进行超前剥离，用最小的生产剥采比，采出最多的有用矿物，这种方法对现代露天矿具有一定的指导意义。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。