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- Butane and butylenes has the same characteristic with propane and propylene. 丁烯与丁烷表现出与丙烯、丙烷相似的特性。
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- Process simulation on propylene fractionating rectifying tower 丙烯精馏塔过程模拟
- I'll be ready in a fraction of a second. 我马上就好。
- The story does not contain a fraction of truth. 这故事没有一点真实性。
- Online optimization of process in propylene fractionating tower 丙烯精馏塔的在线优化
- He has done only a fraction of his homework. 他只做了家庭作业的一小部分。
- The car stopped within a fraction of an inch of the wall. 汽车在离墙不到一英寸的地方停住了。
- Could you move a fraction closer? 你能不能稍微再挪近点儿?
- Propane is later converted to propylene for use in textiles, food packaging and automotive components. 丙烷后来转换成丙烯,用于制造纺织品、食物包装材料和汽车零件。
- Optimization of heat pump flow for propylene fractional distillation column 丙烯精馏塔热泵流程的优化
- The catalytic systems and their main results of propane oxidative dehydrogenation to propylene are reviewed . 综述了丙烷氧化脱氢制丙烯反应催化剂体系及其主要研究结果。
- She spends only a fraction of her earnings. 她只花了所赚的钱的一小部分。
- Propane may also be used as LPG. 丙烷也可用作液化石油气。
- They represented only a fraction of the general populace. 他们代表的仅是全体国民的一小部分。
- The deactivation also caused the selectivity of both propane and propylene decreased. 而失活使丙烯、丙烷的选择性下降。
- 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。
- Only a fraction of my friends have video recorder. 我的朋友中只一小部分人有录像机。
- So it's really propane? How can you be sure? 那么你怎么确定它就是丙烷的呢?