单词:contaminants
考试类型:[IELTS]
单词:contaminants 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
Researchers in Sydney are leading a new international effort to make desalination more environmentally friendly. Current techniques tend to use excessive amounts of energy or are heavily reliant on chemicals. The University of Technology in Sydney is
BEIJING, May 31 (Xinhua) -- The State Council, or China's cabinet, on Thursday deliberated and preliminarily passed a five-year plan on nuclear security and radioactive contaminant treatment. A long-term goal set for 2020 concerning the issue was als