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- diethyl sulfone 二乙砜
- Propane may also be used as LPG. 丙烷也可用作液化石油气。
- How come we've been using propane, and nobody knew? 为什么我们实际上已经在使用丙烷,但是确没人知道?
- If you use green gas, you're already using propane. 如果你已经在用绿气了,实际上你已经在用丙烷了。
- So it's really propane? How can you be sure? 那么你怎么确定它就是丙烷的呢?
- By itself, propane has very little smell. 而丙烷本身的味道很小。
- Keywords 1-ethoxyl alkylthiopropane;propanal diethyl acetal;mercaptan;synthesis; 乙氧基-1-烷硫基丙烷;丙醛二乙缩醛;硫醇;合成;
- Available in R22, R497C and R290 (propane). 可在r22的,r497c和r290的(丙烷)。
- 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?
- 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。
- How come green gas smells different than fuel propane? 为什么绿气闻起来和燃料丙烷不同?
- If you use green gas, you are already using propane. 如果你已经在用绿气了,实际上你已经在用丙烷了。
- Its main components include propane, butane and butylene. 主要成份是丙烷、丁烷、丁烯等。
- The situation of hydrogen production from propane is summarized. 摘要综述了丙烷催化转化制氢的国内外发展状况。
- And a high molecular weight poly(arylene ether nitrile sulfone) has obtained. 获得了高分子量的聚芳醚腈砜。
- However, Poly(arylene ether sulfone)s still have some undesirable features. 较高温度下负重时聚芳醚砜会发生蠕变。
- Propane and other gases are sometimes used on smaller sizes. 小范围的加热有时也可以采用丙烷或其他气体。
- We have gotten 81.67% N,N diethyl o methyl aniline from the residue. 由此破坏了剩余过渡液中的共沸组成,为过渡液中其他组分的回收利用创造了条件。
- Its main components include propane, butane and butylene . 主要成份是丙烷、丁烷、丁烯等。
- Combustion systems can fire on natural gas or propane. 燃烧系统可使用天然气或丙烷。