【多选题】微机型自动准同步装置中开关量的采集有哪些?
【判断题】在池塘施肥量大时,增氧机开机时间应延长,反之则缩短,另外在阴雨连绵的天气中,增氧机需要在半夜打开。
【多选题】微机型自动准同步装置中模拟量采集,指的是( )。
【单选题】关于风险评价作用的说法,正确的是( )。
C.
风险评价可以确定风险的绝对严重程度而不能确定相对严重程度
【多选题】微机型自动准同步装置中模拟量的采集主要有:
【单选题】自动准同步装置中,合闸脉冲可以就是( )
【单选题】As parents and teachers, you should allow children the space to ________ their opinions, even if they are different from your own.
【单选题】You should allow people to voice their opinions they are different from your own.
【单选题】You should allow your child to voice his opinions _______they are different from yours.
【简答题】自动准同步装置中:A. 当频率差不满足要求时B. 当电压差不满足要求时