Both you and I _____ wrong. [ ]
A. was
B. am
C. were
答案:C
试述食品卫生微生物指标有哪些?
对TCXT20型号的描述正确的有:().
A、T,粮油饲料加工设备
B、CX,磁选设备
C、T,筒式(永磁筒)
D、20,进口直径20cm