Petroleum engineers devise ways to identify and extract underground reservoirs of oil, natural gas, steam, and hot water, as well as using the empty reservoirs for the safe disposal of waste.
石油工程师想方设法从地下储存库中提取石油，天然气，蒸汽，热水并用储存库安全处理废物。
The second class absorption heat pump can get hot water or vapour using heat potential difference of middle temperature exhaust gas and lower temperature sink.
第二类热泵可利用中间温度的废热与低温热源之间的热势差，制取热量少但温度高于中温废热的热水或蒸汽。
Using the exergy analysis method, the conception of energy quality character was presented, which indicated the discretion of electricity, gas, coal, steam and hot water, cooling or heating load etc.
基于热力学第二定律的分析方法，按照能质系数的概念确定了电、天然气、煤、蒸汽、热水等各种形式的建筑用能及建筑物耗冷量、耗热量的能源品位高低；
A hot water station is set up to heat up desalted water, using the low temperature topping gas oil and stabilized naphtha, thus, good results are obtained in the aspects of steam and power saving.
利用初顶油气、稳定石脑油等低温余热加热除盐水建立热水站，在节汽、节电等方面取得了较好的效果。
The problem of longer ignition delay for hydrocarbon fuel can be effectively solved by means of preheating fuel by shock waves and using hot gas as pilot.
利用激波预热燃料并采用高温燃气流作为引导火焰可以将碳氢燃料的点火延迟缩短，火焰传播速度加快，有效解决了碳氢燃料点火延迟过长的问题。
Experimental investigation on supersonic combustion of kerosene was conducted using fuel-rich hot gas as pilot flame on direct-connect supersonic combustion facility.
对采用高温富油燃气作引导火焰的煤油超声速燃烧进行了研究。
Compared with balloons using hot air or gas of which the mass is lower than that of air to produce the buoyancy, the vacuum balloon is convenient to operate.
比较使用热空气或使用低于空气质量的气体产生浮力的气球，操作方便。
The experimental results show that the treated waste gas can be let off up to par. The result of using hot vapor to regenerating the saturated ACF is...
实验结果表明，用该工艺处理的甲苯废气可以达标排放，吸附饱和后的ACF用热的水蒸气再生效果良好，实验对工业实际应用具有一定的指导意义。
The experimental results show that the treated waste gas can be let off up to par. The result of using hot vapor to regenerating the saturated ACF is...
实验结果表明，用该工艺处理的甲苯废气可以达标排放，吸附饱和后的ACF用热的水蒸气再生效果良好，实验对工业实际应用具有一定的指导意义。
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