英语语法分析

The content of etoposide injection was determined by first order derivative spectrophotometry.

用一阶导数光谱法测定足叶乙甙注射液的含量。

To study the possibility and the mechanism of K562 apoptosis induced by microwave and etoposide.

探讨微波和足叶乙苷体外诱导K562 细胞凋亡的可能性及其机制。

The result showed that the percentage of apoptosis cell increases with the time of exposure to etoposide.

结果显示，凋亡细胞的百分比随诱导时间的延长而逐渐增多。