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【多选题】
触电紧急救护法时,首先应进行触电解救,然后立即进行( )和( )。A.
人工呼吸
B.
伤口处理
C.
胸外按压
D.
检查意识
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【简答题】This drug is supposed to ________________________ or reduce the efficiency of the reproduction of disease-causing bacteria.
【判断题】玉米在收获、晾晒过程中,一般带有幼虫和虫卵。为防止贮藏过程中继续危害,可采用适当孔径的筛子滴筛除虫,由于玉米颗粒较大,害虫体躯较小,防除效果比较好。
A.
正确
B.
错误
【单选题】In the first paragraph of Text B, “chemical war on germs” refers to________.
A.
the production of antibiotics by some microorganisms as weapons against other microorganisms
B.
the chemical way of destroying disease-causing bacteria
C.
the use of chemical weapons to destroy bacteria
D.
the use of antibiotics to fight against disease-causing bacteria
【单选题】Each of the following statements concerning the killing of bacteria is correct EXCEPT
A.
A 70% solution of ethanol kills more effectively than absolute (100%) ethanol
B.
An autoclave uses steam under pressure to reach the killing temperature of 121℃
C.
The pasteurization of milk kills pathogens but allows many organisms and spores to survive
D.
Iodine kills by causing the formation of thymine dimers in bacterial DNA
【简答题】A stool laboratory ysis includes microscopic examination, chemical tests, and microbiologic tests. The stool will be checked for color, consistency, weight (volume), shape, odor, and the presence ...
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