查询词典 coal

Since recent years, water penetration from gob of abondaned mines became a significant feature of water inrush in coal mines, threating serousely safe production in coal mines.

近年来，老窑采空区透水成为煤矿突水的显著特点之一，给煤矿的安全生产带来极大的威胁。

Based on the characteristics of faulty coal,the process and operation are adjusted and drawn up to suit its properties,viz.,to decrease appropriately the intensity of blowing,readjust the quantity of steam used,prevent the coal bed from blown upside down,dented,tunnelled or lumped,and readjust the upward and downward blowing of nitrogen and air in quantity,with the result that experiences ar...

根据劣质煤的特性调整和制定了适合其性质的工艺和操作，即适当减小吹风强度，调整蒸汽用量，防止出现炭层被吹翻、吹凹、吹出风洞及结块，调节上、下吹加氮空气量等。劣质煤的应用，降低了成本，提高了企业的竞争力。

The research aimed to study the acute and accumulative toxicity test of humic acid extracted from brown coal on mice, clarify the safety of humic acid extracted from brown coal.

［目的］从褐煤中提取腐植酸，研究腐植酸对小鼠急性及蓄积毒性试验，以阐明褐煤中提取的腐植酸是否具有安全性。

The brown coal of Luoci was oxidized to produce Humic acid, then the oxidized brown coal and the Humic acid were analyzed.

采用云南罗茨褐煤进行催化氧化，由氧化褐煤制备黄腐酸，并对其质量进行分析。

Using the RFPA~(2D)-Flow to simulating the process of the gas drainage in low air permeability coal bed by slot ting, it prove that slot ting is an efficient technique to reduce the risk of coal and gas out bursting.

运用岩石破裂分析系统(RFPA2D-Flow)模拟了割缝排放低透气性煤层内瓦斯的过程，验证了割缝排放煤层内瓦斯是降低低透气性煤层煤与瓦斯突出危险的有效方式。

In traditional coal-fired power stations, the coal is burned in air in a big furnace and the carbon dioxide is released into the atmosphere.

在传统的燃煤电厂，煤炭被放置在一个有空气的大火炉里燃烧，随后二氧化碳被释放到大气中。

In traditional coal-fired power stations, the coal is burned in air in a big furnace and the carbon dioxide is released into the atmosphere.

煤炭被放置在一个有空气的大火炉里燃烧，随后二氧化碳被释放到大气中。

Coking industry support for the steel industry at the same time, developed the use of coal tar light oil, anthracene, naphthalene and other coal chemical products.

焦化业在为钢铁业配套的同时，利用煤焦油开发出了轻油、蒽、萘等煤化工系列产品。

Have recently invested over 300 million construction of a coal tar processing projects, industrial production in naphthalene, fuel oil, wash oil, anthracene oil a variety of coal-based chemical products and further broaden the company's products and linked products, and further enhance the My company's overall strength, while enhancing the company's ability to resist market risk.

近来又投资300多万元建造了煤焦油加工项目，生产以工业萘、燃料油、洗油、蒽油为主的多种煤化工系列产品；进一步拓宽了公司产品链和产品种类，进一步增强了我公司的整体实力，同时增强了公司抗拒市场风险的能力。

Main business: coal, Metallurgical coke, Bituminous coal, Coking benzene, Fuel oil, Mixed Oil, Refined Naphthalene , washed oil, Anthracene oil etc. GB products.

主营：煤炭、冶金焦、煤焦油、煤沥青、焦化苯、燃料油、混合油、精萘、工业萘、硫酸铵、粗苯、洗油、蒽油等国标产品。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。