英语语法分析

Synthesis of sterically hindered dicyclohexylmethyl, L menthyl and tert butyl diazoacetate by diazo transfer was described on this paper.

本文介绍了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、 L- 薄荷酯和叔丁酯。

Mass transfer mathematic model of carbon dioxide removal by sterically hindered amine has established.

建立了空间位阻胺脱碳的传质数学模型。

Preparation and in vitro tumor cells selectivity of sterically stabilized immunoliposomal peptides in bee venom;

蜂毒多肽空间稳定免疫脂质体有较高的肿瘤细胞选择性。