Boric acid and kieserite were prepared from low-grade ascharite by sulfuric acid method. This method results in the reco......

The method of producing ferronickel at low temperature(1250–1400℃)has been applied since the 1950s at Nippon Yakin Kog......

本文以青海察尔汗盐湖提钾后老卤为原料，从萃取剂浓度、酸度、相比、萃取时间、萃取等温线五个方面实验，获得了2-乙基-1，3-已二醇和2-......

摘要 [目的]通过对肋柱花花粉不同培养条件和测定方法进行研究，筛选出适宜花粉萌发的条件，找出简单快速测定肋柱花花粉活力方法。[方......