The DNA agarose gel electrophoretic observations showed the DNA ladder pattern formation in HL-60 cells.
进而抽提了HL- 60细胞的DNA，进行琼脂糖凝胶电泳观察，显示出阶梯状条带形成的细胞凋亡特征。
Combination of ladder approach method and equivalent circuit model of slot antenna had been used to analyze its input impedance. Finally, GTD had been used to calculate the radiation pattern.
利用阶梯近似方法结合缝隙天线电路模型分析其输入阻抗，最后采用GTD方法计算该种天线的辐射方向图。
Combination of ladder approach method and equivalent circuit model of slot antenna had been used to analyze its input impedance. Finally, GTD had been used to calculate the radiation pattern.
利用阶梯近似方法结合缝隙天线电路模型分析其输入阻抗，最后采用GTD方法计算该种天线的辐射方向图。
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