空气相对湿度

病害侵染的重要条件是温度超过10℃并且在连续6h内空气相对湿度大于90%。

The key condition for disease infection was a temperature over 10 ℃ and relative humidity of more than 90 % in successive 6 hours .

三种模式内空气相对湿度（RH）的日变化都是先下降然后上升的，随着光照强度和气温的升高，空气的相对湿度逐渐下降，均在14：00降至最低。

Within the increase of light intensity and temperature , air relative humidity decreased and got its minimum at14:00 , it would then arise with the decrease of light intensity .

随着座舱内空气相对湿度减小，PMV值降低。

With the decrease of humidity in the cockpit , PMV decreases .

模拟分析了大气稳定度等级、空气相对湿度及地表粗糙度对LNG泄漏事故后果的影响。

Simulation research focused on how the consequence of LNG leakage accidents will be influenced by the atmospheric stability , relative humidity ( RH ) of the atmosphere , and surface roughness .

在空气相对湿度较宽的条件下，PVC树脂的平衡水含量均低于0.3%。

It is found that the lower content of water , the higher rate of moisture absorption , and that in a large range of relative humidity , the equilibrium water content of PVC resin is less than 0.3 % .

建立了以材料表面空气相对湿度为输入，材料湿容量为输出的建筑围护结构材料动态湿特性单输入单输出辨识数学模型，得到相应的Z传递函数模型。

Through establishing single input single output identification mathematics model for the dynamic moisture performance of building envelopes by materials surface 's air relative humidity input and materials moisture capacity ouput , the interrelation Z transfer function model was gained .

对多孔材料的平衡湿度进行了研究，在GAUSS模型的基础上得到了多孔材料在整个湿平衡阶段的材料含湿量与空气相对湿度的关系，即平衡湿度曲线。

The balanced moisture of porous material is researched . Based on the GAUSS model , the relationship between the material moisture content and air relative humidity , namely the moisture storage function , in the whole material moisture content is studied .

在空气相对湿度（RH）为0%、52%、76%和100%，室温为30℃的处理中，蛹的失水率随其日龄的增高而增加。

At the room temperature of 30 ℃ and 4 air RH ( i.e.0 % , 52 % , 76 % and 100 % ), the water lose rate ( WLR ) of pupae increased with the increase of pupal age in day ( s ) .

促成栽培适宜的日均光照13h，空气相对湿度70%～80%，土壤含水率25%～50%，所需时间最短32d，最长56d。

It took 32 d to 56 d for the peony to re-grow at a daily lighting of 13 h , 70 % - 80 % relative humidity , and 25 % - 50 % soil water content .

结果柴胡种子在空气相对湿度100%、温度20℃、覆盖沙层厚度0.5cm的条件下萌发需40d左右，其发芽率可达50.7%。

Results Seeds germination of Bupleurum chinense DC . needed about 40 d under the relative humidity of 100 % , the temperature of 20 ℃ and the sand layer thickness of 0.5 cm , and germination percentage was up to 50.7 % .

空气相对湿度变化的季节差异不明显。

The seasonal variation of relative air humidity is not obvious .

其次是空气相对湿度和土壤热流通量；

The relative humidity and the soil heat fluxes are the second .

林内空气相对湿度在近地面的垂直层次上变化差异不显著。

The air relative humidity changed slightly in the vertical level near ground .

湿空气相对湿度的一种计算方法

New method for calculating relative humidity of moist air

回归分析表明，影响蒸腾速率最主要的因子为光照强度，其次为气温和空气相对湿度；

The regression analysis suggests that the most dominant factor is photic intensity ;

测量空气相对湿度的仪器。

For measuring the relative humidity of the atmosphere .

其次是光量子通量密度、空气相对湿度、气孔阻力。灰色关联度分析与多元回归分析结论基本一致。

The conclusions of multiple regression analysis and grey relation grades analysis were unanimous .

分生孢子必须在空气相对湿度≥92%的条件下才能萌发。

The conidia germinated under the relative humidity ≥ 92 % . Under the frame of G.

降雨量增多，空气相对湿度大时，该病害发展迅速。

The disease developed rapidly when it had heavy rainfall and high relative humidity of air .

进口空气相对湿度对直接蒸发冷却式空调机性能的影响

Influence of Relative Humidity of Intake Air on the Performance of Direct Evaporative Cooling Air Conditioner

本文研究了温度和空气相对湿度对黑药的吸湿与潮解的影响。

The paper studies the influence of temperature and relative humidity on moisture absorption and deliquescence .

建筑物内空气相对湿度保持在30%～60%。

2 , to maintain the comparative humidity of inside air to 30 % ~ 60 % .

研究表明，空气相对湿度对蒸发器盘管的换热性能影响很大。

The study shows that the air relative humidity significantly affects the performance of the evaporator coil .

春季降水稀少，空气相对湿度较低，为该地区农田土壤风蚀发生创造了潜在条件。

Infrequent rainfall and dry in Spring also create the potential opportunities for soil wind erosion occurring .

共设置了12种试验处理，包括提高空气相对湿度到60%、对照；

There were 12 treatments , included air humidity enrichment to 60 % , air humidity control environment ;

铃期内平均日照时数和空气相对湿度对棉纤维积累有明显影响；

The mean sunshine time and relative humidity in boll stage have a clear effect on fiber accumulation .

影响蒸腾强度的主要生态因子是温度和净辐射；其次是空气相对湿度和土壤热流通量；

The results showed that the major environmental factors affecting transpiration intensity were net radiation and air temperature .

各月林内外空气相对湿度变化存在相关关系。

Both inside and outside the Oak forests , the relative humidity changes of every month were correlative .

姜田地面覆草可显著增加土壤含水量，降低地温，提高空气相对湿度，但使气温稍升。

Mulching with straw increased soil water content and air relative humidity , air temperature but decreased soil temperature .

当空气相对湿度较为适中时，叶温的影响较小，在空气相对湿度变坏的情况下，叶温才对光合午休有重要影响。

The effect of leaf temperature was important when and only when the air relative humidity was very low .