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- The corresponding reaction of acetaldehyde is subject to general base catalysis. 乙醛相应的反应服从广义的碱催化。
- In this paper,the reaction rule of diketen reacting with different alcohols under acid base catalysis was investigated. 研究了二聚乙烯酮与不同结构的醇在酸、碱催化下的反应规律，并用烷基电子效应的新观点解释了这个规律。
- Asymmetric Lewis Base Catalysis in Hydrogen Transfer Reduction 手性路易斯碱催化的不对称氢转移还原反应
- Keywords diketen;acid base catalysis;acetoacetic ester; 二聚乙烯酮;酸碱催化;乙酰乙酸酯;
- BASE CATALYSIS RESEARCHING OF FUNCTIONALISED HEXAGONAL MESOPOROUS SILICA 功能化的介孔分子筛碱催化性能的研究
- The corresponding reaction of acetaldehyde is subject to general base catalysis 乙醛相应的反应服从广义的碱催化。
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- SYNTHESIS OF CERAMIC FILTER MATERIAL WITH RED SOIL BASE CATALYSIS AND EFFECT OF WASTEWATER TREATMENT 红壤基催化陶瓷滤料的合成和废水处理效果初探
- Research on the Synthesis of Lemonile by Dehydration through Phase Transfer Base Catalysis 碱相转移催化脱水法合成柠檬腈的研究
- KINETIC STUDY OF VB2 IN BASE CATALYSIS HYDROLYSIS WITH STEP NONISOTHERMAL ACCELERATED TEST METHOD 台阶型变温加速试验法对维生素B2碱催化水解动力学研究
- Keywords acetal homopolymer;acetal copolymer;acid catalysis;base catalysis;chemical degradation; 均聚甲醛;共聚甲醛;酸催化;碱催化;化学降解;
- He caught me off base with that question. 他的问题猝然把我给问倒了。
- The bombers swooped on the air base. 轰炸机突袭空军基地。
- Many languages have Latin as their base. 许多语言都以拉丁语为基础。
- Biodiesel from Transesterification of Cotton Seed Oil by Solid Bases Catalysis 棉籽油酯交换制备生物柴油固体碱催化过程研究
- His base conduct was condemned by everyone. 他的无耻行为受到所有人的谴责。
- His idea is completely off base. 他的想法大错特错。
