临界相对湿度

吸湿平衡实验测得EGb的临界相对湿度（CRH）约为80%；

The critical relative humidity ( CRH ) was about 80 % .

重点阐述了硫酸铵微粒的影响，在硫酸铵的临界相对湿度（CRH）时，铜的腐蚀率和机制变化很显著；

The rate of corrosion and its mechanism have a change significantly at the critical relative humidity of ammonium sulfate ;

在不同相对湿度（RH）下对赖氨匹林（Ⅰ）的稳定性进行了初步研究，测定了Ⅰ晶体与粉末的临界相对湿度（CRH），约为86和84%。

The critical relative humidity of crystal and powder of DL-lysineacetylsalicylate ( I ) was determined to be about 86 and 84 % , respectively .

目的：本实验研究清瘟败毒胶囊及其相应空胶囊的吸湿性，回归分析得到吸湿曲线方程，推测出清瘟败毒胶囊和空胶囊的临界相对湿度（CRH）。

Objective : To obtain the regression equation of the moisture absorption of Qingwen Baidu capsule and their empty capsule , and get their critical relative humidity ( CRH ) .

研究中测得Vc&Na粉末的临界相对湿度为82%。

It was determined in this research that critical relative humidity of sodium ascorbate is 82 % .

在无可溶性氯离子存在下，青铜腐蚀的第一和第二临界相对湿度值分别为50%和65%左右；

Without Cl - , the first and second critical relative humidity are about 50 % and 65 % respectively .

方法：比较研究不同除杂工艺浸膏的物理性质，测定药粉的堆密度和临界相对湿度。

METHODS : The nature of extract prepared with different methods were studied . The pile density and critical relative humidity were determined .

所制颗粒吸湿率小，成型率高，溶化率高，临界相对湿度约为72%。

The made granules have low hygroscopicity and high granulation and high dissolubility . And its critical relative humidity is 72 % or so .

不同临界相对湿度的润湿时间；药液的表面张力与靶标的临界表面张力愈接近，药液在靶标上容易润湿铺展。

Wetting time of different critical relative humidity ; Dilution is easier wetting and spreading on target with its ST nearer to CST of target .

用平衡湿度法测定了头孢唑林钠的临界相对湿度，在20℃时约为67%。

The authors determine the critical relative humidity of sodium cephazolin powder by equilibrium moisture method , the value is about 67 % at 20 ℃ .

测得压片物料的临界相对湿度为68.57%，说明压片时应控制环境相对湿度在68.57%以下。

The critical relative humidity of sheeting material was 68.57 % , indicating that relative humidity should be controlled at 68.57 % or less . 4 .

该胶囊内容物的临界相对湿度为67.6%；以及其相关指标检查如水分、崩解时限和装量差异等均符合药典规定。

All of the inspection of relevant indicators , such as moisture content , disintegration time limited , content uniformity and so on , meet Pharmacopoeia requirements .

其临界光照时间为13h／d。不同临界相对湿度的润湿时间；

The threshold of photoperiod inducing diapause is at 13 hours light per day .