介绍一种微伏信号放大系统设计方法, 该系统主要由放大 、 滤波以及隔离输出三部分组成.Introduced a design of microvolt signal amplifier, which consists of amplifiers, filters and isolation.如果伏特作单位太大, 我们可用毫伏或微伏.Where the volt is too large a unit, we use the milliv...
灰白的天空中满是迁徙的飞鸟。Migrating birds filled the pale sky.他张弓搭箭能射落空中的飞鸟.He was able to shoot down a flying bird with the bow and arrow.飞鸟的歌声听着也有点瘆人.And the music of the fluttering birds had an eerie lilt to it....