To attain the satisfied lump coal rate, the key is reasonable picks-lacing.
要达到满意的块煤率，关键是合理的截齿排列。
In order to attain the certain lump coal rate, the key is reasonable picks-lacing.
因而要达到一定的块煤率，关键是截齿的合理排列。
The coal rate is being increased in recent years owing to the high economics of coal powder injection.
由于高炉喷煤有着显著的经济效益，故近年来煤比正在不断提高。
It is a kind of feasible research means for optimization of blasting parameters for increasing lump coal rate.
从而为提高煤块率的参数优化提供了一种切实可行的研究方法。
It is a kind of feasible research means for studying blasting parameter optimization for increasing lump coal rate.
从而为提高煤块率的参数优化提供了了一种切实可行的研究方法。
Increasing the temperature of hot blast is an important measure for higher coal rate and lower fuel rate of blast furnace.
提高热风温度是高炉增加喷煤量和降低燃料比的重要措施。
Increase pulverized Coal rate and decrease coke ratio are the keys to reduce energy consumption in the iron making procedure.
提高煤比，降低焦比，对炼铁工序降低能耗起着关键作用。
Blast furnace coal injecting is one of important measures to reduce ironmaking costs, many iron and steel enterprises are trying to increase coal rate continuously.
高炉喷吹煤粉是降低炼铁生产成本的重要措施之一，许多钢铁企业都在设法不断提高喷煤比。
Practice has proved that this kind of technology can obviously improve the lump coal rate, increase the security of constructing, have better economic and social benefits.
实践证明，这种技术可以明显提高块煤率，提高产量，增加施工的安全，具有较好的经济和社会效益。
Using ZPGL high-strength double toothed roll breaker not only satisfied with size demand for washing processing, but also improve cleaning coal rate and creates higher economy benefit.
2PGL高强力双齿辊破碎机投入运行以来，不仅满足了洗选工艺对粒度的要求，也提高了精煤产率，创造了较高的经济效益。
Coal miners far and away have the highest mortality rate from pneumoconiosis, or black lung disease, which is cause by long-term exposure to coal dust.
尘肺和黑肺病都是因长期接触煤尘所致，那煤矿工无疑是由这两种病导致的死亡率最高的人群。
This is despite a threefold increase in coal output, meaning that the death rate has plunged by about 80 percent.
与此同时，煤炭产量却增长了3倍，意味着死亡率下降了约80%。
Because of the low thermal conductivity of coal and the slow rate of distillation, coking is a slow process.
因为煤的导热性低、蒸馏的速度慢，所以炼焦的过程较慢。
Meanwhile, China continues to build coal-fired power plants at a rate of more than one a week.
同时，中国继续在以每周一座以上的速度建设燃煤发电站。
The test shows that size distribution of feeding coal, volatile content and its release as well as the total air rate and primary air ratio will influence the post combustion in CFB boiler.
测试结果表明，影响后燃现象的主要因素是给煤的粒度分布、煤挥发分含量及挥发分析出规律，同时与炉膛内总风量、一二次风量的配比有关。
The effects of the feed rate of air, steam and coal on bed temperature, gas composition, calorific value, carbon conversion and gasification efficiency are predicted and analyzed with the model.
在此基础上，还就空气加入量、蒸汽加入量及加煤速率对床温、煤气组成、煤气热值、碳转化率和气化效率的影响做了预测和分析。
Because the rate of lump coal influence the price directly, so coal enterprises hope to have a method to control the rate of lump coal and increase the economy profit.
原煤的大小块率直接影响原煤的价格，所以煤炭生产企业迫切希望能够有效控制采出煤的块率，以提高企业的经济效益。
Based on raw material analysis, compound coal powder is developed through the method of cement rate quantity.
在原材料分析的基础上，以水泥率值公式法研制了配方煤粉。
It is found that compared with coal, the weight loss and weight loss rate of residue are higher.
结果表明，和煤热解相比，在相同条件下残渣热解具有更大的失重率和失重速率。
Given its phenomenal growth rate China has been depleting its coal reserves by almost 2% per annum for over a decade and a half.
中国显著的经济增长是以过去二十几年来每年消耗2%的煤储量为代价的。
Effects of coal rank, coal maceral, temperature, heating rate, coal particle size, residence time, atmosphere, and pressure on the phenols production in coal conversion were discussed in this paper.
本文探讨了煤化度、煤岩组成、温度、加热速度、煤颗粒大小、停留时间、反应气氛和压力对煤转化过程中酚类产生的影响。
The result indicated that it can enhance the yield of cleaned coal, increase the slime water clarity, accelerate rate and reduce moisture content in press cake by adding PAM.
结果表明，添加聚丙烯酰胺可以明显提高精煤产率、尾煤灰分，亦可以提高煤泥水澄清度，显著加快过滤速度，降低滤饼水分。
Therefore, only managing township coal mine well can we reduce the rate of coal mine accidents.
因此要想降低整个煤矿业的事故发生率，必须从乡镇煤矿抓起。
Higher combustibility and coal injection rate can be acquired in BF by using the coal with lower metamorphic degree and higher content of active matter.
喷吹低变质度、高活性组份含量的煤可以获得较高的燃烧率和较大的喷煤量。
Conclusion Application of full domestic set of high kV photograph in grassroots coal mineral hospital could improve early diagnosis rate of dust-exposed miners.
结论采用全套国产设备在煤矿医院推广高仟伏摄片对提高接尘工人尘肺的早期诊断具有一定应用价值。
The gasification face development rate of the test coal changes gently in underground gasification process, which indicates that the underground gasification of lean coal has high stability.
气化工作面扩展速率在供风点附近出现最大值，变化平稳，瘦煤地下气化具有较高的稳定性。
With the similar simulation test, a simulation study on the mining rate of a coal mining with the top coal weaken in different degree and under the high cutting mining condition was conducted.
通过相似模拟试验，对大段高开采条件下顶煤体靠底板侧煤体弱化程度不同情况下的工作面采出率进行了模拟研究。
It is of major realistic significance to analyze the influence of the system in question on the coal consumption rate in power generation.
辅助汽水系统是火电机组热力系统的重要组成部分，分析其对发电煤耗率的影响具有重要的现实意义。
Compared with the traditional vertical dryer has high rate of finished products, coal is not easy to broken, environmental protection and energy saving advantages.
与传统的立式烘干机比较具有成品率高、煤球不易破碎、环保节能等优点。
Compared with the traditional vertical dryer has high rate of finished products, coal is not easy to broken, environmental protection and energy saving advantages.
与传统的立式烘干机比较具有成品率高、煤球不易破碎、环保节能等优点。
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