氯苯 、 溴苯和苯硫酚化合物的谱带出现于低限附近.In compounds such as chorobenzene, bromobenzene and thiophenol it lies close to the lower limit.目的探讨氯苯类化合物在CTMAB-高岭土上的吸附机理.Aim To investigate the sorption mechanism of chlorobenzenes on CTMAB mod...
The living organisms somehow concentrated the minerals by biological processes.生命体通过某种生物过程聚集矿物质。Biological systems have been doing this for billions of years.生物系统亿万年来一直都是这样。Most young women feel a biological need to proc...