The results showed the natural gas is better than propane when natural gas or propane is used for controllable atmosphere.
研究表明,分别以丙烷气和天然气为原料气制备吸热式可控气氛炉气时,天然气要优于丙烷气。
The natural gas is much better than propane while preparing the controllable atmosphere,regardless of the gas's quality aspect or the energy saving aspect.
利用天然气替代丙烷气制备可控气氛,无论从产气质量方面还是从节约能源方面,都具有明显的优势,同时,天然气在可控气氛制备方面的推广,将加快天然气代替丙烷气这一发展趋势。
When the propane gas or propane-butane mixture is replaced with natural gas in heat treatment industry, the raw materials cost will be decreased and the increasing serious energy problems will be alleviated.
利用天然气在可控气氛热处理行业替代原有的丙烷气或者丙烷+丁烷混合气，既节约企业原料气消耗成本又缓解当今日益严重的能源问题。
By theoretical inference and calorific value calculation method, theoretical economic ratio of making use of propane gas is found out.
采用理论推导和热值计算法 ,可求出使用丙烷气的理论节约率。
National Propane Gas Association (NPGA)
美国国家丙烷气协会
Wisconsin Propane Gas Association (WPGA)
美国威斯康星州丙烷气协会
Study on Controllable Atmosphere Prepared with Natural Gas Instead of Propane;
天然气替代丙烷气制备可控气氛的研究
And this is what happens when lightning hits a propane tank.
当闪电击中丙烷气罐，就发生（看到的）情景。
On conduit purge and pressure test of the seven flourin propane fire extinction system
论七氟丙烷气体灭火系统的管道吹扫与试压
Application of seven flourin propane gas fire extinction system in the project
七氟丙烷气体灭火系统在工程中的应用
gas-drive liquid propane method
气驱丙烷段塞采油法
Green gas and fuel propane are primarily propane so they all perform similarly in the end.
绿气和燃料丙烷的成份就是丙烷，所以性能相同。
The gas, which is sulphur-free, contains 89-99% methane, up to 6% ethane, and 3% propane.
天然气不含硫，含甲烷88-99％，乙烷6％和丙烷3％。
Welded steel cylinders for liquefied propylene and propane gases
GB17673-1999液化丙烯、丙烷钢质焊接气瓶
liquefied petroleum gas
液化石油气液化丙烷液化石油气体
LAMINAR COMBUSTION CHARACTERISTICS OF PREMIXED PROPANE/HYDROGEN/AIR FLAMES
丙烷-氢气-空气预混层流燃烧特性研究
hydrocarbon gases, usually propane or butane, kept under pressure.
烃类气体，通常为储存于高压下的丙烷或丁烷。
How come green gas smells different than fuel propane?
为什么绿气闻起来和燃料丙烷不同？
So, why should I fill my gun with propane instead of green gas?
那么为什么我要用丙烷来替代绿气？
Propane may also be used as LPG.
丙烷也可用作液化石油气。
Recycle of oxygen-containing tail gas from propylene epoxide production by chlorohydrination process
氯醇法环氧丙烷含氧尾气的回收利用
Improvement of combustion quality of liquefied petroleum gas in winter by adding propane
掺调丙烷提高冬季液化石油气的质量