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coal相关的网络例句
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The corrosion rate of plain carbon steel contacted with higher coalification such as anthracite coal is 2 to 3 times larger than that in brown coal .

在相同的其它条件下,碳钢的腐蚀速率随接触的煤的煤化度提高而增加,与发育良好的无烟煤接触的碳钢的腐蚀速率是在煤化度相对较低的褐煤中的2~3倍以上。

By the analysis of coal two-step extract by FTIR and comparison of extraction rate, we can see the two-step extraction with combination of cyclohexanone and CS〓-NMP (1: 1, v/v) has higher extraction rate as to coal of different degree of coalification.

4环己酮和CS〓-MP(1:1,v/v)复合溶剂的两步抽提对不同煤化程度的各煤种均保持了较大的抽提率,基本达到对不同煤种的可溶化要求。

Coalification FENGYUAN Heze, Shandong Fengyuan Co., Ltd. is a wholly subsidiary of coal Co., Ltd., is a production of synthetic ammonia, methanol, urea and other chemical products modern chemical enterprise. 200,000 tons of coal methanol system are superior department in charge of approved projects, construction period of 18 months, estimates of 850 million yuan investment, the investment profit margin 32%.

菏泽丰源煤化有限公司是山东丰源煤电股份有限公司的全子公司,是一家以生产合成氨、甲醇、尿素等化工厂品的现代化化工企业。20万吨煤制甲醇是上级主管部门批准的项目,建设周期18个月,估算投资8.5亿元,投资利润率32%。

This is beneficial to coal combustion. The stability of coal flame in the combustor was studied.

研究了煤粉火焰的稳定性,分析了一次风和底吹风等参数对稳定性的影响。

We have already the achievements for multi-pieces of hot air furnaces completed with shell coal gasification technology ( such as in the Sinopec Hubei chemical fertilizer plant, Anqing chemical fertilizer plant, Yueyang shell coal gasification engineering company ltd,ShenHua Group and YunWei group etc ).

已有给壳牌煤气化技术配套多台热风炉的业绩(如中石化湖北化肥厂、安庆化肥厂、岳阳壳牌煤气化工程有限公司、神华集团、云维集团等)。

Mine safety factor on the composition and gray cluster analysis, based on the statutory right of Coal Mine Safety AHP gray evaluation model, and using the model of a coal mine in Shaanxi Tongchuan conducted a comprehensive evaluation.

通过对煤矿安全要素的构成及灰色聚类分析,建立基于AHP法定权的煤矿安全灰色评价模型,并运用该模型对陕西铜川某煤矿进行了综合评价。

The research shows that gas concentration shows generally an increasing tendency along the working face airflow direction, from 0.095% to 0.18%, under the effect of gas drainage points, up-and-down changing locally; gas distribution in a transect of working face is unequal, under the effect of gas emission, ventilation and drainage, the gas concentration near coal wall is larger than that near goaf, which is a concave function distribution within a distance of 1876.5 m from the inlet of working face, after greater than 76.5m, which is a decreasing distribution from coal wall to goaf.

研究表明,该工作面瓦斯体积分数沿风流方向总体呈逐渐增加趋势,介于0.095%~0.18%之间,受瓦斯抽放点的影响,局部有起伏变化;工作面横断面瓦斯体积分数分布不均匀,受瓦斯涌出、通风和抽放的影响,靠近煤壁侧瓦斯体积分数要高于采空区侧,在距离进风口约18~76.5 m范围内为凹函数分布,大于76.5 m之后,从煤壁至采空区为单调下降函数分布。

The results indicate that the sedimentation behavior of coal particles of CWS belongs to differential sedimentation and there is a conglobation between coal particles in CWS preparation. Stability of CWS prepared with lignin series dispersants is better than that prepared with naphthalene series, and the height and mean sedimentation rate of clarifying zone is about 68% of that of FDN when the dosage of additives is 1.0%.

结果表明,水煤浆中煤粒沉降行为为差异沉降,在水煤浆制备过程中,煤颗粒之间会发生团聚,掺1.0%GCL3S的水煤浆清液区高度及平均沉降速率仅为掺FDN的68%,木质素系分散剂制备的水煤浆稳定性能优于萘系。

The velocity of the change has been remarkable,' says Tom Hoffman, senior vice president for external affairs for U.S.-based coal supplier Consol Energy Inc., which he says is considering holding off on some commitments to supply coal to see if prices rise even further.

在石油方面,直到本世纪初中国的工业飞速发展之后,中国才开始对全球石油市场产生重要影响。2004年中国大面积出现电力短缺,许多工厂被迫购买柴油作为备用发电燃料,致使中国对进口石油的需求增加,在这之后世界油价出现了大幅飙升。

Accurate coal quality datas can be obtained by diversity conspicuousness mathematical statistics during the course of analyzing the quality of coal samples and suitable rang.

在煤样的煤质分析中利用差异显著性这种数理统计手段,可使煤质分析数据更加准确,并对适用的两种范围做出分

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推荐网络例句

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%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。