Considering the practical case of delayed feedback environment, the closed-form expressions of system spectral efficiency under delayedchannel were derived.
考虑反馈信道存在延时的实际情况，推导了系统在延时信道条件下的频谱效率表达式。
2
To study the effect of chitosan on delayed outward potassium current(IK) in single ventricular myocytes of guinea pig and investigate its antiarrhythmic mechanism from ion channel view.
研究壳聚糖对豚鼠单一心室肌细胞延迟外向钾电流（I_k）的作用，从离子通道角度初步探讨其作用机理。
3
Ion channel activity had the character of voltage-dependence. Some cells, which did not exhibit sodium currents exhibited, delayed rectifier potassium currents.