已密封的整箱的药品可用的灭菌方法()
A.火焰灭菌
B.紫外线灭菌
C.微孔滤膜过滤
D.热压灭菌
E.辐射灭菌
参考答案:E
As time__________, she became more and more anxious about her son’s safety.
A.passing
B.going by
C.passed
D.goes by
补充概算定额“混凝土工程”一章中“非岩石基础明渠”定额的衬砌厚度未列示()子目。
A.15cm
B.25cm
C.20cm
D.35cm