英语新词汇与常用词汇的翻译(109)[4] ... puriform 脓样的 purify from 净化 purify 使纯净 ...
双语例句
1
Lactide monomer was obtained by vacuum distillation of lactic acid. After purificationbyrecrystallization, the lactide was polymerized to polylactic acid with zinc oxide as the catalyst.
乳酸经减压蒸馏制得单体丙交酯,再以氧化锌为催化剂聚合得到聚乳酸。
2
The purification of the product and the isolation of a crystalline ester is carried out byrecrystallization or other purification techniques, such as liquid chromatographic techniques.
产品的提纯和酯分离可采用重结晶或其它分离技术,如液相色谱技术。
3
Purification of 2,6 dichlorotoluene by the recrystallization method without solvent was studied.