plane selection pulse 平面选择脉冲

pulse selection unit 脉冲选择装置

double-pulse selection [电子] 双脉冲选择

sync pulse selection 同步脉冲选择

pulse height selection [电子] 脉冲高度选择

pulse selection 脉冲选择

double pulse selection 双脉冲选择

synchronizing pulse selection 同步脉冲选择