應(yīng)優(yōu)先選擇( )物質(zhì)開展物質(zhì)人為流動(dòng)分析 When we carry out a material anthropogenic flow analysis, the priority should be given to( )
A、與科學(xué)或技術(shù)發(fā)展密切相關(guān)的物質(zhì) The material with high scientific or technological interesting B、與科學(xué)或技術(shù)發(fā)展無關(guān)的物質(zhì) The material with no scientific or technological interesting C、與科學(xué)研究有關(guān)但與工程技術(shù)無關(guān)的物質(zhì) The material with high scientific interesting but no technological interesting D、與科學(xué)研究無關(guān)但與工程技術(shù)有關(guān)的物質(zhì) The material with high technological interesting but no scientific interesting