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- In the epoxidation, chloroform and t butanol gave the best results. 在环己烯环氧化反应中 ;以氯仿和叔丁醇为溶剂时 ;环氧化反应的结果最好 .
- Low initial content of i butene or high t butanol content in the aqueous phase were unfavorable to the reaction. 原料中低异丁烯含量或水相中高叔丁醇含量均对反应过程有不利影响。
- Keywords bifunctional catalyst;zeolite;cuprous chloride;t butanol;carbon monoxide;carbonylation;t butyl acid; 双功能催化剂;沸石;氯化亚铜;叔丁醇;一氧化碳;羰基化;叔碳酸;
- Using this method to reform reducer shell can t raise cost. 减速机壳体在使用过程中常常出现断裂现象。
- That will be a total of eighty N T. 那总共八十台币。
- Keesh watched the bear tha t whole day. 季奚那一整天都在旁边看着它。
- Don’t scrawl all over the wall. 不要在墙上乱涂乱画。
- Remember to cross your t's when you're writing. 写字时别忘了在t 字母上画横线
- Don’t confound public affairs with private ones. 不要把公事与私事混为一谈。
- If you don’t like it, I’ll trade with you. 如果你不喜欢,我跟你换。
- He screeched that he didn’t do it. 他尖叫着说他没做那事。
- I didn’t want to stay poked up in the village. 我不想困在农村里。
- Don’t out your head while riding in the bus. 坐公共汽车时别把头伸出窗外。
- Don’t touch the report on my desk. 别碰我桌子上的报告。
- I haven’t touched food for a whole day. 我已经一整天没吃东西了。
- Water won’t touch these grease spots. 水洗不掉这些油斑。
- The winding method of girder of airscrew isn t the same as the revolving body. 相对于干法缠绕成型而言 ,湿法缠绕成型可有效降低复合材料的制造成本。
- Chicks cheep and can’t count sheep to sleep. 小鸡唧唧喳喳,数绵羊也睡不着。
- Method:To determine the withering rate of T lymphocyte by flow cyometer. 方法:运用流式细胞仪测定豚鼠T淋巴细胞凋亡率。
- They ran like mad t catch the moving bus. 他们飞快地跑去赶那辆正在开动的公共汽车。