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- ethoxy propane 乙氧基丙烷
- Through the peculiarity contact-coat,composes the ethoxy methylene propane dioic acid dio-ethylest which improves the quality and yield of the product. 根据缩合原理,研究并提出了“克兰逊”催化缩合法,通过特性触煤合成了乙氧基甲叉基丙二酸二乙酯产品,提高了产品质量及回收率。
- 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。
- Available in R22, R497C and R290 (propane). 可在r22的,r497c和r290的(丙烷)。
- The content of ethoxyl group in obtained product was 43.98%. 该法所得乙基纤维素产品的乙氧基含量为43.;98%25。
- 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。
- Sodium Silicate, potassium(sodium) silicate, Ethoxyl sodium sulfon... 生产速溶粉状硅酸钠和羟乙基磺酸钠等。
- 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。
- 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。
- Fuel propane is scented with mercaptan odourants for leak detection. 燃料丙烷通常添加硫醇这种刺激性的物质用于泄漏检测。