仓储量化指标是什么?

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问题:

仓储量化指标是什么?

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cos(-
13π
3
)=(  )
A.-
1
2
B.
1
2
C.
3
2
D.-
3
2
题型:问答题 简答题

对噬菌体的描述不正确的是()

A.赋予宿主菌生物学性状的遗传物质

B.体积微小,用电子显微镜观察

C.具有细胞结构

D.有严格的宿主特异性

E.可以侵袭细菌

题型:问答题 简答题

处于恢复期的病人不再作为传染源排出病原体的传染病是()

A.痢疾

B.伤寒

C.水痘

D.乙型肝炎

E.白喉

题型:问答题 简答题

句型转换。

1. It seemed that the parents felt very happy over the progress of the girl (改为同义句)

    The parents ______ _____ feel very happy over the progress of the girl.

2. I paid 200 yuan for that bike. (改为同义句)

    I ______200 yuan ______ that bike.

3. The man has been dead for 40 years. (改为同义句) 

    ______ 40 years ______the man died.

4. She didn't live here any longer. (改为同义句)

    She ______ ______lived here.

5. She used to have short hair,______ ______? (改为反意疑问句)

题型:问答题 简答题

心绞痛疼痛发作时典型心电图表现是

A.ST段弓背抬高

B.ST段压低,T波低平或倒置

C.T波高尖

D.P-R间期延长

E.出现宽大畸形的病理性Q波

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