煤

Research on coal caving characteristics and caving technology for fully mechanized top coal caving mining face in thick seam with complicated parting structure;2. On the basis of mechanical property test of rock, the characteristic of combination system for coal and rock parting were thoroughly studied.

在煤岩力学性能试验的基础上，对煤矸组合系统的力学特性进行了较为深入的分析，揭示了含夹矸顶煤的破碎机理，建立了确定含夹矸层厚度上限值的方法，由此提出了提高含夹矸顶煤冒放性的主要技术措施，并在现场应用中取得了满意的效果。

By analyzing the influential factors of outburst in coal roadway, an important conclusion has been reached that the outburst danger of coal roadway depends on the distribution of outburst indexes in coal seam ahead of working face, not on the tested value of one point in coal seam.

通过分析煤巷工作面的突出影响因素，得出了煤巷的突出危险性并非决定于煤体内某一点的值、而是决定于工作面前方煤体内突出危险值的分布状态的结论。

According to the geological condition and geometrical characteristics and physical mechanical index of coal seam for large-section face of starting cut of Dafosi coal mine in Binchang mining area,the design of bolt with wire mesh is accomplished and the supporting parameters are given.

根据彬长矿区大佛寺煤矿煤巷大断面开切眼的地质条件、几何特征及煤层的物理力学指标，完成了锚网支护设计，给出了支护参数，利用FLAC软件对煤巷开切眼的稳定性进行了评价。

It was concluded that the optimized experiment conditions were coal particle size .074 mm, pulp density 10%, initial pH 2.5, cell inoculation amount 10%, microwave irradiation time 3 min, desulfurization cycle 4 d, temperature 30℃, rotation speed of rocking bed 160 r/min, the desulfurization rate of total sulfur reached 51.3%.

在煤样粒径为 200 目（＜0.074 mm）、煤浆浓度为 10％、初始 pH 为 2.5、菌体接种量为10%、微波辐照时间3 min、脱硫周期4 d、温度30℃、摇床转速为 160 r/min条件下，微波预处理和微生物联合作用对煤炭中全硫的脱除率可达51.3%。

Aiming at the new economic mode of rising of coal rice,different of peak-valley price and price competition,the paper analyzes correlativity among electricity price, coal price and vacuum condenser and its effect on economical benefit of power generating plant through instance.

文章针对当今煤价攀升、峰谷电价不同、竞价上网的新的经济形式，通过实例分析了电价、煤价、凝汽器真空间的相互关系及其对发电厂经济效益的影响，在现场运行中具有很好的指导作用。

Unloading coal and the going up coal control system to be a public system comparatively huge in the heat and power plant ,its transport course is accomplishing byes way of the leather belt conveyer ,and the whole system carries the longer ribbon conveyer of distance to be gone here and there and come into contact with by many, this kind of leather belt transport plane gets extensively the use in builing productions such as material, chemical industry, foodstuff, machinery, iron and steel, metallurgy and coal mine etc.

摘 要：卸煤及上煤控制系统是热电厂中较为庞大的一个公用系统，它的输送过程是通过皮带输送机来完成，整个系统由多台输送距离较长的带式输送机串接而成。这种皮带运输机在建材、化工、食品、机械、钢铁、冶金、煤矿等生产中得到广泛使用。

The control means are to adjust the recycle damper, the hot air gate and the coal feeder.

给煤量、再循环冷风量及热风量的任一改变都将影响到入口负压、出口温度和存煤量。

Based on the elastic-plastic theory and damage mechanics,the authors give the analytic answer of coal and gas outburst in circular chamber.

通过温度对含瓦斯煤的强度、吸附特性的影响，研究了温度在煤和瓦斯突出发生过程中的作用机理。

Structure characteristics of the different macerals of 5 low-to-medium rank coals were studied by means of 13C-NMR. The molecular structure characteristics and parameters of the macerals were discussed. The result indicates that the aromaticity of inertinite is higher than that of vitrinite.

利用13C-NMR核磁共振技术对中低变质程度煤显微组分的分子结构进行了研究，计算了5种煤9个显微组分的13C-NMR结构参数，获得了样品的结构特征及变化规律。

To learn the morbidity of depression and anxiety among the coalminers' pneumoconiosis patients, provide relevant intervention treatment and improve the patients' quality of life.

目的 了解抑郁、焦虑症状在煤工尘肺患者中的发病情况，给予相应的干预治疗，以提高煤工尘肺患者的生命质量。

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％。