A.6h B.12h C.24h D.36h E.48h
A.≥70%,≥90%,≥80% B.≥80%,≥98%,≥80% C.≥70%,≥98%,≥85% D.≥70%,≥98%,≥80% E.≥70%,≥95%,≥80%
A.≥2.5×1012/袋 B.≥2.0×1012/袋 C.≥2.5×1011/袋 D.≥2.0×1010/袋 E.≥25×1011/袋