查询词典 gas coal

Coal, natural gas, and oil are fossil fuels—fuels formed from decaying prehistoric plants and animals.

煤、天然气和石油都是化工燃料——这些燃料是由古代动植物腐烂而成。

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、石油和天然气时，我们将二氧化碳排放到大气之中。

In Kenya,eighty percent of pepole depends on fossil fuel for lighting needs .Fossil fuel are oil,natural gas and coal.

在肯尼亚，80%的人用化石燃料照明，化石燃料有石油，天然气和煤。

When fossil fuels i.e. oil, gas and coal are burned to provide energy for lighting, cooking etc. they form polluting gases.

当化石燃料如石油，天然气和煤炭燃烧，以提供能源的照明，做饭等，他们的污染形式是气体的排放。

If we could find more ways to harness solar power safely and efficiently, we could get much more usable energy from it than we currently get from burning fossil fuels like oil, coal, and gas.

假如能够找出更多安全有效的方法来利用太阳能，就能从中获得更多有用的能源，这比我们目前以燃烧石油、煤、汽油等化石燃料所获得的能源还要多。

If we could find more ways to harness solar power safely and efficiently, we could get much more usable energy from it than we currently get from burning fossil fuels like oil, coal, and gas.

如果能够找出更多安全有效的方法来利用太阳能，就能从中获得更多有用的能源，这比我们目前以燃烧石油、煤、汽油等化石燃料所获得的能源还要多。

Adopt the coal work usually face to adopt the empty area gas is to be a kind of wastes to is throw away,But we need only to make some engineerings slightly to be it to a kind of public fuel or chemical engineering raw materials then.

采煤工作面采空区瓦斯通常是作为一种废弃物被丢弃，而只需稍作一些工程即可将其作为一种民用燃料或化工原料。

Based on it,three dimensional numerical simulation of Natural Gas Rebuming is carried out.With the typical tangentially fired boilers in China as research object,it is set up that the pulverized coal combustion models and the NOx models.Through CFD method,the combustion process is simulated.All of these will promote the engineering applications of fuel reburning technology.

在此基础上，对燃煤锅炉的天然气再燃过程进行了系统的三维数值模拟，以我国典型的四角切圆煤粉锅炉为研究对象，建立了煤粉扩散燃烧和污染物NOx生成-还原模型，采用计算流体力学方法，模拟其燃烧过程，促进了再燃低NOx技术应用的推广。

Company main products are coal-fired, oil, gas conducting oil furnace, thermal power from 70 KW to 14000 KW, and in accordance with user requirements, provided on January 2nd Class pressure vessel design and manufacturing.

公司主导产品有燃煤、燃油、燃气导热油炉，热功率从70KW到14000KW，并可根据用户要求，提供一二类压力容器设计制造。

Boiler tubes for all types of fuel such as coal, gas, oil, black liquor and biomass.

我们的锅炉管可用于对各类燃料锅炉管，如煤炭，天然气，石油等等。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。