A.預(yù)熱殺菌 B.蒸發(fā)濃縮 C.加穩(wěn)定劑 D.凝固
A.CO2濃度65%~85%,時(shí)間15~45S B.CO2濃度100%,時(shí)間15~45S C.CO2濃度21%,時(shí)間2~3S D.O2濃度21%,時(shí)間2~3S