方法：采用平皿内二倍稀释法测定积雪草甙对标准菌株及临床分离致病菌株的体外抗菌活性；

Method: Two-fold dilution assay was used to evaluate in vitro antibacterial effect of asiaticoside on pathogenic bacteria isolated from clinic, and standard bacteria strains.

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在标准分析方法中，采用原子荧光分光光度法测定水中砷、硒、汞所用的标准溶液系列必须每次配制，给工作带来很大的不方便。

For the standard analytical method, the series of standard solution for the determination of As, se and Hg in water by atomic fluorescence spectrophotometry must be prepared for every test.

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采用混合释放剂，及空白与试液都以标准加入法测定、扣除空白值的方法测定钢中微量钙。

The method of standard addition is employed in the blank and the sample solutions with addition of releasing agents for determining trace amounts of calcium in steel.

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