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
- belly dance
- Bell基测量
- Belmopan
- belongingness to the society
- Be Long-sighted
- belong to
- Belopol'skiy crater
- Belorussian language
- Belorussians
- Belousov-Zhabotinski reaction
- Belousov-Zhabotinski reaction, BZ reaction
- Beloved
- Belovezhskaia-Pushcha Agreement
- below cloud scavenging
- below-cloud scavenging
- below-cloud scavenging of gases
- belowground biomass
- belt
- belt channel
- Belt Collins
- belt continuously variable transmission
- belt conveyor
- belt conveyor driving device chamber
- belt desmosome
- belt drive