传染病未发生前对食具、饮用水、乳制品、公共场所消毒是
A.碘化消毒B.紫外线消毒C.常量氯化消毒D.超量氯化消毒E.加热消毒
参考答案:D
The magician's talk creates a (n) ______ of attention so that the audience does not see how he does his tricks.
A.diversion
B.derivation
C.disorder
D.interference
项目的自我评价,是( )时的总结评价。
A.项目竣工B.运营基本达到设计能力C.经济建成D.效益建成