超显微微生物
ultramicroscopic microbe
ultramicroscopic organism
带参数的脉冲微分方程
impulsive differential equations with parameters
二阶半线性脉冲微分方程
second order half-linear impulsive differential eq
second order half linear impulsive differential eq
二阶脉冲微分方程
second order impulsive differential equation
second-order impulsive differential equation
second order ordinary differential equation with i
高功率脉冲微波
high power pulse microwave
高频、窄脉冲微细电解加工
high frequency short pulse electrochemical micromachining
硅微微压传感器
micro-machined low-pressure sensor