单词：radioisotope contaminant
放射线同位素污染物
单词：radioisotope contaminant 相关文章
Well,no one could survive without water.But you see pollution has been making more and more water unable for drinking. Yeah.Water pollution has for a long time been a major concern among the environmental issues. But what are the sources of water pol
发表于:2019-01-21 / 阅读(141) / 评论(0)
英语口语900句
英语口语900句
I'm not gonna dress it up. Turkeys are dumb. Really dumb. You don't get it! They're fatting us up to eat us! - Hey! Corn! - Corn! See you later, Reggie. From the academy award winning producer of Shrek We came to this farm for my favorite presidentia
发表于:2019-01-23 / 阅读(134) / 评论(0)
英文电影预告片填空
英文电影预告片填空
BEIJING, Jan. 25 (Xinhua) -- China has set a goal of equipping at least half of the country's county-level administrative regions to monitor various contaminants and harmful ingredients in food by the end of 2013. A new work plan, released on Friday
发表于:2019-02-06 / 阅读(186) / 评论(0)
英语新闻
英语新闻