采样容积长度的调解范围通常为()。 A.1-10cm B.1-10mm C.10-5

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问题:

采样容积长度的调解范围通常为()。

A.1-10cm

B.1-10mm

C.10-50mm

D.0.9mm以下

E.11mm以上

考点:广东住院医师医学影像学超声医学超声医学题库
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青春期生理上的主要变化表现在[ ]

①身体外形的变化

②身体内部器官的完善

③情绪复杂多变

④性机能的成熟 

A.②③④

B.①③④

C.①②④

D.①②③④ 

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第二节 短文改错(共10小题;每小题1.5分,满分15分)

Our school has required us to get several minutes earlier            76._________

so that we could spend a little minutes every morning exercising.     77._________

This is to encourage the students form healthy lifestyles.                  78._________

Some are against it, because they believe that it is very good for       79._________

their health; however, others are against it and said they need          80.________

more sleep.To my opinion, we should overcome our difficulties         81.________

to do what the school asks.Early to bed and early to rise              82.________

makes a person healthy, wealthy and wisely.Students can keep fit       83._________

by doing exercise but gain more energy to perform better in class.       84._________

This can also help students form healthy lifestyles.

Therefore, it is good idea that students exercise every morning.       85.________

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俄国作曲家穆索尔斯基曾根据一位俄国画家的画创作了一部名为()的钢琴组曲。

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生物的多样性正经受严重的危机,下列哪些是对其不会造成危害的()

A.全球变暖

B.无控制的旅游

C.围湖造田

D.建立自然保护区

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马钱子的主要成分是

A.番木鳖碱

B.药根碱

C.伪番木鳖碱

D.番木鳖次碱

E.伪马钱子碱

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