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。
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。
The moisture carryouer was defined by the ratio of caesium concentration in feedwater to caesium concentration in recirculated water.
蒸汽含水率等于冷凝水中铯的浓度除以循环水中铯的浓度。
There was a positive correlation between radon concentration and TSP level, air moisture and negative correlation between radon level and air temperature.
室内氡浓度与TSP浓度、空气湿度呈正相关，与气温呈负相关。
Plants during the growing season are often subject to various environmental factors in stress for example light intensity, temperature, moisture, atmospheric CO2 concentration and so on.
植物在生长季节经常受到光照强度、温度、水分、大气CO2浓度等各种环境因子的胁迫。
Field studies also showed that proper concentration of polymers could effectively improve water supply and moisture holding capacity, so as to improve the survival rate of seedlings.
野外应用表明，适当浓度的保水剂可以有效提高土壤保水能力和供水能力，提高苗木根冠比和成活率。
The effects of phosphoric acid concentration, activating temperature, activating time and moisture content of materials were studied.
考察了磷酸浓度、活化温度、活化时间，以及原料含水量对产品性能的影响。
Nitrogen concentration in mature leaves(N_g)and nitrogen concentration in senescing leaves(N_s)increased with increasing soil(organic) matter, total soil nitrogen and soil moisture.
植物叶片N素含量与土壤有机质、土壤N素含量和土壤含水量呈显著正相关；
The HVAC system ADAPTS to the weather forecast, the irrigation system operates according to soil moisture and rain forecast, and mechanical ventilation activates when the concentration of C02 is high.
中央空调系统通过天气预报自行控制室温，室外自动洒水设备可根据土壤含水量和天气预报自动调节，机械通风设备在室内二氧化碳超标的情况下会自动运行。
The HVAC system ADAPTS to the weather forecast, the irrigation system operates according to soil moisture and rain forecast, and mechanical ventilation activates when the concentration of C02 is high.
中央空调系统通过天气预报自行控制室温，室外自动洒水设备可根据土壤含水量和天气预报自动调节，机械通风设备在室内二氧化碳超标的情况下会自动运行。
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