A.pH值調(diào)節(jié)劑 B.基質(zhì) C.抑菌劑 D.滲透壓調(diào)節(jié)劑
A.10%-20% B.20%-40% C.30%-40% D.1%-95%
A.2.5mm B.1cm C.0.8cm D.0.5cm
