工学 过采样型数据转换器 释 sample and hold circuit 采样保持电路 采集模拟输入电压在某一时刻的瞬时值，并在模数转换器进行转换期间保持输出电压不变，以供模数转换的电路。又称采样保持放大器。
计算机应用 计算机控制 释文 sample and hold circuit 采样保持电路
- negative pressure
- negative pressure injection
- negative pressure method for deposit
- negative-pressure pulverizer with intermediate storage bunker
- negative pressure region
- negative pressure suction appliance
- negative priming effect
- negative probability
- negative proposition
- negative punishment
- negative quadratic differential
- negative real axis
- negative real number
- negative recurrent state
- negative refraction
- negative refraction index materials
- negative-refraction-index materials
- negative refractive index
- negative regression
- negative reinforcement
- negative relation
- negative resistance
- negative resistance amplifier
- negative-resistance device
- negative-resistance oscillator