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【单选题】
关于血涂片的制备,下列错误的是
A.
选用边缘平滑的推片,从血滴前方接触血液
B.
通常推片与载玻片保持25°-30°夹角
C.
血涂片厚薄与血滴大小,推片与载玻片之间夹角有关
D.
血涂片的厚薄与血液是否有关
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【判断题】奥运会的宗旨(精神)是:“更快!更高!更强!”
A.
正确
B.
错误
【单选题】已知有源二端网络的开路电压为 10V ,短路电流 5A ,则把一个 电阻接到该网络, R 上的电压为( )。
A.
8V
B.
6V
C.
5V
D.
4V
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【单选题】It s common knowledge that today s workplace is more volatile(易变的)than it once was. One has to know how to make the necessary changes to compete in this new, high-tech world. The Career Coach offers e...
A.
people who are quitting a job
B.
people who seek expert career advice
C.
people who face a raise or promotion
D.
people who are successful in their careers
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A.
It s too late.
B.
It s not yet eight.
C.
It s already ten o clock.
D.
I have no watch.
【简答题】一个有源二端网络的开路电压为4V,短路电流为2A,则等效电压源为; = V, = Ω 。
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A.
正确
B.
错误
【单选题】人们每日需要的营养素包括__
A.
糖类和油脂
B.
糖类和水
C.
蛋白质和无机盐
D.
糖类、脂类、蛋白质、维生素、无机盐和水
【简答题】A.Yes, I live here. B.Yes, it s the railway station. C.No, it s not very far. D.20 minutes walk.
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