您要查找的是不是:
- The presence of hydroXyethylcellulose (HEC) in the system, which had a lower viscosity, increased the drug release rate constant. 微晶纤维素的加入可使片剂释药速度加快,低粘度的羟乙基纤维素可使药物的溶出速率常数增加。
- release rate constant 释放速率常数
- The absorption rate constant expresses the speed of absorption. 吸收速率常数表示吸收的速度。
- The maximal gelation rate constant occurred the top layer. 在凝胶过程中,凝胶速度常数最大的是皮层。
- The apparent reaction rate constant can be obtained by linear regression. 线性回归得出化学反应速率常数表观值。
- The energy release rate can also be established experimentally from measuring the compliance of the cracked body. 能量释放率也可用实验方法测量裂纹体的柔度而建立起来。
- Disturbances in the recirculating flow regime can produce related variations in the heat release rate in the primary mixing region. 回流区域内的扰动可使主要混合区内热量释放发生相应的变化。
- The variation of the return rate constant k with different absolute temperature T deviates Arrhenius empiric equation. 反应速率常数随绝对温度的变化基本上符合阿累尼乌斯定理。
- The parabolic rate constant B is substantially larger for wet oxidation than for dry. 在湿氧氧化中抛物线速率常数B比干氧氧化中的大得多。
- Objective To prepare Emedastine Difumarate Sustained-release Tablets(EDST),and develop a method for the determination of drug release rate. 目的制备富马酸依美斯汀缓释片,并建立其释放度测定方法。
- Ultraviolet spectrophotography was applicable for the assay of the release rate of EDST. 紫外分光光度法可用于富马酸依美斯汀释放度的测定。
- Its reaction constant K, rate constant k_1, activation energy E_(a.1) and Arrhenius factor k_(0.1) were determined. 测定了其反应常数K、速度常数k_1、活化能E_((?) ,1)及频率因子k_(0,1)。
- The release rate of As2O3 albumin microsphere is 9.22 times faster than that of As2O3 albumin microsphere CAC. 单纯As_2O_3白蛋白微球缓释是AS_2O_3微球与CPC复合后释药速度的9.;22倍。
- This is very significant to both determining the rate constant and estimating the activation energy. 这对于求反应速率常数和估计反应的活化能都具有重要意义。
- Due to the interaction with the drug, the release rate ofthe systems including polyvinylpyrrolidone(PVP) was slower . 聚乙烯吡咯烷酮(PVP)的加入,增加了凝胶体系的网络交联密度,且对药物具有很好的络合作用,因而含PVP体系药物缓释效果要好。
- The effective diffusion coefficient and rate constant of intraparticle transport were calculated. 求出了颗粒内有效扩散系数和颗粒内扩散速率常数。
- Methods Paddle method was used to determine release rate of theophylline from the hydrophilic matrix system. 方法采用搅拌桨法测试茶碱从亲水骨架片中的溶出速率,并对测量数据进行线性回归分析。
- With the seawater salinity increasing,the degradation rate constant of substrate drops. 随着污水中海水比例的增大,基质降解速率常数逐渐变小。
- The need to tailor release rate profiles from polymeric microspheres is a significant problem. 需要得到多聚体微球的释放率情况,这是一个非常大的难题。
- To master the relation of reaction rate constant and temperature (Arrhenius equation). 掌握反应速率常数与温度的关系(阿累尼乌斯公式)。