AFP是
A.异种抗原
B.同种异型抗原
C.异嗜性抗原
D.自身抗原
E.肿瘤相关抗原
参考答案:C
腹腔镜用甲醛熏蒸法灭菌至少需()
A.1h
B.2~5h
C.6~12h
D.3~24h
E.36h
汉译英“软包装;透明包装;木托盘”( )。
A.flexible package;transparent package;wooden palletB.transparent package;flexible package;wooden palletC.flexible package;wooden pallet;transparent packageD.wooden pallet;flexible package;transparent package