The effects of temperature change a biofilter for treating ethylbenzene.主要考察温度变化对生物过滤塔净化含乙苯废气效果的影响.The nitrogen source's effects on the purification performance of air phase trickling biofilter are significant.氮源对于气...
Objective To identify Radix Platycodonis, Borneolum Syntheticum and Galla chinensis in Tankejing Powders.目的鉴别痰咳净散中的桔梗 、 冰片、五倍子.Objective To review the pharmacological action and clinical application of Radix Astragali.目的...