简述海洋生物的特点(海洋生物活性成分特异性的原因)

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问题:

简述海洋生物的特点(海洋生物活性成分特异性的原因)

考点:生物制药海洋生物制药海洋生物制药题库
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把下列短语填入每个句子的空白处(注意所填短语的形式变化):
add up (to)  be concerned about  go through  set down  a series of
on purpose  in order to  according to  get along with  fall in love (with)  join in  have got to  hide away  face to face
1 We’ve chatted online for some time but we have never met ___________.
2 It is nearly 11 o’clock yet he is not back. His mother ____________ him.
3 The Lius ___________ hard times before liberation.
4 ____________ get a good mark I worked very hard before the exam.
5 I think the window was broken ___________ by someone.
6 You should ___________ the language points on the blackboard. They are useful.
7 They met at Tom’s party and later on ____________ with each other.
8 You can find ____________ English reading materials in the school library.
9 I am easy to be with and _____________my classmates pretty well.
10 They __________ in a small village so that they might not be found.
11 Which of the following statements is not right ____________ the above passage?
12 It’s getting dark. I ___________ be off now.
13 More than 1,000 workers ___________ the general strike last week.
14 All her earnings _____________ about 3,000 yuan per month.
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药物透皮吸收是指

A.药物通过表皮到达深层组织

B.药物主要通过毛囊和皮脂腺到达体内

C.药物通过表皮在用药部位发挥作用

D.药物通过表皮,被毛细血管和淋巴吸收进入体循环的过程

E.药物通过破损的皮肤,进入人体的过程

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嵌体试戴时,检查邻面接触点是否合适最好使用

A.纸片

B.成形片

C.探针

D.牙线

E.以上都不是

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企业一旦获得国际上有权威的认证机构的产品质量认证或质量管理体系注册,便会得到各国认可,并可享受一定的优惠待遇。这是实行ISO9000标准的意义()

A、有利于保护供需双方的利益

B、促进企业完善质量管理体系

C、增加国际市场的竞争能力

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简要回答微波与低频电磁平波比较有什么特性?

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