Methods Harmful substances in air were disposed of by using blob, waternet, water film and air bubble.
方法利用水滴、水网、水膜和气泡除去空气中有害物质。
2
Objective to study epidemiologic features and degree of endemicity of Schistosomiasis Japonica in waternet region.
目的了解水网地区日本血吸虫病流行程度及流行特征。
3
The melting has been recorded since 1979; scientists put the annual net loss of ice and water from the ice sheet at 300-400 gigatonnes, which could hasten a sea level rise of catastrophic proportions.