五，利用太空的极端环境进行各种科学和技术试验；的翻译：Five, using the extreme environments of space for various scientific and technical experiments; 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Fifth, the use of the extreme environment of space science and technology experiments;

Five, using the extreme environments of space for various scientific and technical experiments;

正在翻译，请等待...

Five, using the extreme environments of space for various scientific and technical experiments;