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【多选题】
从大自然界中筛选菌种的过程中需要进行无菌操作,下列属于无菌操作的是( )A.
分离纯化过程在工作台中进行
B.
初筛、复筛培养基的灭菌
C.
火焰灼烧接种环
D.
无菌室缓冲间换上灭菌的衣帽鞋子
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举一反三
【简答题】One night this summer, on my way home from work I decided to see a movie. I knew the theatre would be air conditioned and I couldn’t face my 36 apartment. Sitting in the theatre I had to 37 the openi...
【单选题】One summer night, on my way home from work I decided to see a movie. I knew the theatre would be air-conditioned and I couldn't face my【56】apartment. Sitting in the theatre I had to look through the【5...
A.
hot
B.
warm
C.
cool
D.
heated
【单选题】I thought my Italian penfriend said she was building a house, not moving house! Her message must have got lost in _________.
A.
translator
B.
tongue
C.
translation
D.
grammar
【简答题】简述煤炭的装卸搬运作业过程。
【单选题】Mameini曲线适用于
A.
小分子抗原,长时间扩散(48h)
B.
小分子抗原,短时间扩散(25h)
C.
大分子抗原,长时间扩散(48h)
D.
大分子抗原,短时间扩散(25h)
E.
不论分子大小
【单选题】One summer night, on my way home from work I decided to see a movie. I knew the theatre would be air-conditioned and I couldn't face my【21】apartment. Sitting in the theatre I had to look through the【2...
A.
warm
B.
hot
C.
heated
D.
cool
【简答题】One spring, when I was 10, during one of my father's layoffs, I could tell my mother was dispiriteD．I decided to cheer her up by buying her a special Mother's Day gift． One day after school I rode my ...
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