The gradienttest of PH showed that the chitinase activation and stablition were highest in PH7.0.
PH梯度实验显示该几丁质酶在PH7.0环境条件下活性和稳定性最高。
2
Method: Gradienttest of estriol, destroying test and examining stability of estriol suppository were carried out by using thin-layer chromatography.
方法：用薄层色谱法进行了雌三醇梯度试验，雌三醇栓的破坏试验及稳定性检查。
3
This paper discusses the principle and data analysis of magnetic gradienttest to determine the length of a steel reinforced cage, and a case is presented.