The basic principle and technique for CO2 sequestration are briefly introduced. Suggestions are made for the pre-study of the CO2 sequestration technique in our country.
本文中简要介绍了CO2收集的基本原理和技术，提出了我国进行CO2收集技术预研究的建议。
2
Because of the pre-study before that practice, I felt just like a fish in water in my study in Grade Three, and I got all excellent marks in the courses related with statistics.
由于在实习前的预先学习，我在学习中显得如鱼得水，大三一年所有和统计相关的课程我都取得了优异的成绩。
3
Heterogeneity may have been due to differences in selection of participants, and to differing exposures to lithium in the pre-study phase resulting in variable influence of a discontinuation effect.