The effects of some reaction conditions on leaching of zinc from zinc oxide ore with ammonium chloride solution are investigated .
研究了用氯化铵溶液浸出氧化锌矿过程中反应条件对锌浸出率的影响。
Effects of leaching of alkaline mineralized water on soil salinization and wheat growth .
碱性矿化水淋洗对土壤盐碱化及小麦生长的影响。
Field practice is an important part of practice leaching in normal college , and shows significance to students in improving knowledge , training practical ability and cultivation of creative thinking ability .