A.防水、防塵 B.便于運(yùn)輸 C.增強(qiáng)藥效 D.易于識(shí)別 E.保證不變質(zhì)
A.極高B.低C.中D.高
A.事件發(fā)生時(shí)間到事件報(bào)告時(shí)間B.初步核實(shí)確認(rèn)時(shí)間到事件創(chuàng)建時(shí)間C.接到事件報(bào)告時(shí)間為起點(diǎn),系統(tǒng)生成時(shí)間為終點(diǎn)D.事件首例病人發(fā)生時(shí)間到事件報(bào)告時(shí)間