Methods: the multipleproportion dilution of the above mentioned compounds were selected and used in vitro experiment.
方法：运用液体倍比稀释法对以上药物进行体外实验研究。
2
A method for correcting influence of the indicator in REDOX titration, based on the principle of multipleproportion to calculate influential amount, is proposed.
本文报道了一个基于倍比原理计算氧化还原滴定指示剂影响的校正方法。
3
Based on a current-mode integrator and proportion circuit multiple outputs by AOA, multifunctional second-order current-mode filter was proposed.