Burning fuels such as coal and oil pump vast amounts of greenhouse gases into the atmosphere.
燃烧煤炭和石油这类化石燃料会产生大量的温室气体。
Steam engines were originally designed to pump water out of the pits and railways to move coal around them.
蒸汽机早期用于矿井和铁路抽水来转移其周围的煤矿。
The reason of burst accident of feeding pump of pressure filter in Xingtai Mine Coal Preparation Plant was analyzed and the prevention measure was discovered.
分析了邢台矿选煤厂加压过滤机入料泵发生爆裂事故的原因，并从中找出预防类似事故发生的有效措施。
They want to take the carbon dioxide that spews from coal-burning power plants and pump it back into the ground.
他们想要获取住从煤电厂喷涌出的二氧化碳，并将之压回地面去。
Stable coal transportation and kiln thermal condition is achieved by increasing primary air rate, improving inventory and modifying screw clearance of the screw pump.
通过采取提高一次风风量、控制合理库存、改造螺旋间隙等措施，达到了稳定煤粉输送量的目的，稳定了窑内热工制度。
At present, there are two kinds of front coal feeding system - the one is conveyer belt and traditional mechanical screw conveyer, the other is pump-conveying system.
洗煤泥炉前给料系统目前国内主要有两种形式：一种是采用皮带输送和螺旋给料的传统机械方式，一种是泵送系统。
Briefly introduce the electricity control principle for the oxygen pump frequency converter of the air separation unit (ASU) in the coal water slurry gasification.
简单介绍了水煤浆装置空分氧泵变频器的电气控制原理。
It results in the schematics of the theoretical solar chemical pump system and the coal-fired heating system, as well as the cost comparison chart of two systems under the same conditions.
结果给出太阳能化学热泵理论系统和燃煤供热系统原理图和在相同条件下供热时两种系统经济支出的对比图。
Introduce operation instructions, peculiarity of structure, procedure of development, productive benefit, market trends, developing foreground of submersible motor pump used in coal mine, etc.
叙述了煤矿用潜水电泵的使用要求、结构特点、研制程序、生产效益、市场动态和发展前景等。
The cause of the problem is that as we burn fossil fuels— coal, oil, and gas — we pump carbon dioxide into the atmosphere.
问题的原因是当我们燃烧矿物燃料——煤、油和天然气时，我们将二氧化碳排放到大气之中。
The practice proves that it has complete protection functions and convenient maintenance, which is suitable for underground central pump station of coal mine.
实践表明，其保护功能齐全，使用维护方便，适于在煤矿井下中央水泵房应用。
Underground principal drain pump is one of the devices that consume the most power in coal mine.
井下主排泵是煤矿耗电量最多的设备之一。
This paper also carefully introduces a way and path to keep economic operation for chief draining pump in coal mine underground.
详细地阐述了保持煤矿井下大泵经济运行的途径和方法。
The emulsion pump station is a crucial equipment to fully mechanized coal mining.
乳化液泵站在煤矿综合机械化采煤工作中占有十分重要的地位。
High density conveying of pulverized coal over a long distance through big diameter pipe can be realized by using a newly developed bin pump.
采用新研制的仓式泵实现了大口径管道远距离高浓度输送煤粉。
After fine clean coal water mixture has burnt in a diesel engine for a certain period of time, the plunger coupling parts in mixture pump are always jammed.
精细水煤浆在柴油机上燃烧一段时间后，油浆泵柱塞偶件经常出现卡死现象，原因是柴油机工作过程中油浆泵柱塞偶件间积存大量未燃烧的超细煤粉。
In this paper, the composition and control principle of the automation control system of main drainage pump used in coal mine are introduced.
介绍了一种矿井中央泵房主排水自动化控制系统的组成和控制原理。
The pump is also introduced in the domestic large-scale coal mine tunnel in the typical engineering project application.
同时介绍了该泵在国内大型煤矿、隧洞中的典型工程中的工程应用情况。
The heat pump system does not need any artificial resource, it can replace the traditional heating and cooling way such as coal boiler, city heating net and centrality air-condition system.
它无须任何人工资源，彻底取代了锅炉或市政管网等传统的供暖方式和中央空调系统。
On account of small volume and light weight , they are widely used in occasion inconvenient for big pump. So they are welcome to owner of coal mine, and have good foreground.
由于潜水电泵具有体积小、重量轻，对于不便使用大泵的场合有较好的弥补性，因而受到了煤矿业主的欢迎。
Mechanics research on chief draining pump cavitation damage in coal mine;
在煤矿井下的排水系统中，需要多台排水泵协调地工作。
Our cottage was lighted by traditional coal oil lamps and later by a gasoline lamp with an air pump.
我们的别墅用传统的煤油灯照明，后来换成了带气筒的汽油灯。
Our cottage was lighted by traditional coal oil lamps and later by a gasoline lamp with an air pump.
我们的别墅用传统的煤油灯照明，后来换成了带气筒的汽油灯。
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