The different moisture absorbing rate to attapulgite clay raw mineral which should use different concentration sulphuric acid to activate and different result got with the different ageing time .
研究不同水份吸附级凹凸棒石粘土原矿用不同浓度稀硫酸活化，陈化时间不同，其脱色率变化情况。
2
In forest surroundings, the correlation between aero anion concentration with temperature and moisture are significant.
森林环境中空气负离子浓度与温度成显著负相关，与空气相对湿度成正相关。
3
The moisture carryouer was defined by the ratio of caesium concentration in feedwater to caesium concentration in recirculated water.