单词:primary treatment of sewage
单词:primary treatment of sewage 相关文章
Unit 17 Saving the Environment271 拯救环境 比起消除真正的污染,当前加强对于环境保护重要性的认识,其意义还要深远得多。我们太晚才认识到,当我们在生产﹑规模﹑速度和发展这些方面取得成就的时候,生活条件已大大恶化 The effort to save the environment derives
Liver Cancer There is no consensus regarding the optimal treatment of patients with liver tumors. This contributes to the pessimistic attitude that many have regarding the treatment of liver cancer. Aggressive treatment strategies can cure or signifi
Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm
Human Waste Killing Caribbean Coral In the first documented case of a human pathogen infecting a marine species, U.S. scientists say a bacterium in untreated human sewage is killing coral along the Florida coast and in the Caribbean Sea. The finding
DON GONYEA, HOST: Port-au-Prince, Haiti is a city of more than 3 million people with no sewer system. International donors have spent millions of dollars on infrastructure meant to help the situation. But a multi-year plan to build sewage treatment p