名词解释题phase-contrast microscope(相差显微镜)

名词解释题
phase-contrast microscope(相差显微镜)

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在滤膜-相差显微镜计数法测定空气中石棉纤维方法中,计数的纤维应符合A、长度>5μmB、长度>10μmC、宽度3∶1 在滤膜-相差显微镜计数法测定空气中石棉纤维方法中,计数的纤维应符合A、长度>5μmB、长度>10μmC、宽度<3μmD、宽度<1μmE、长度与宽度之比>3∶1

_______a microscope we can see different kinds of things that are unable to be seen by our naked eyes.A.In terms ofB.In place ofC.By means ofD.By far

相差显微镜可观察()。A、染色的标本B、活体细胞增殖C、芽孢D、荚膜E、细菌鞭毛

You work as the enterprise exchange administrator at Xxx .Xxx is using Microsoft Exchange Server 2010 as their messaging solution.Xxx has a Research department.Xxx currently only has one electronic microscope that the staff must share.You receive instruction from Xxx to implement a solution so that all the employees are able to automatically calendar the use of an electronic microscope. How can you achieve the goal?()A、You must use an equipment mailbox.B、You must use a local use request.C、You must use a managed folder mailbox policy.D、You must use Personal Archives.

观察尿液红细胞形态,常采用()A、扫描电镜B、透射电镜C、荧光显微镜D、相差显微镜

相差显微镜观察()是有价值的。A、病毒B、立克次氏体C、衣原体D、酵母菌

相差显微镜在细胞生物学研究中有什么应用?

相差显微镜的结构特点是什么?

扫描电子显微镜不能用于观察活细胞,而相差显微镜可以用于观察活细胞。

相差显微镜

相差显微镜观察()是有价值的。A、病毒B、力克次氏体C、衣原体D、酵母菌

名词解释题scanning tunnel microscope;STM(扫描隧道显微镜)

名词解释题荧光显微镜(fluorescence microscope)

名词解释题相差显微镜(phase—contrast microscope)

名词解释题electron microscope three-dimentional reconstruction technique (电镜三维重构技术)

名词解释题明视野显微镜(bright—field microscope)

名词解释题暗视野显微镜(dark—field microscope)

单选题The combination of lenses in a compound microscope makes possible greater amplification than can be achieved with a single lens.AmanagementBmagnificenceCmagnetismDmagnification

单选题生物样品经过固定后就会失去生物活性,我们可以借助相差显微镜观察活细胞显微结构的细节。相差显微镜的设计利用了光线的哪种现象,从而将相差变为振幅差,实现了对活细胞和未染色标本的观察?()A光的干涉B光的反射C光的折射D光的散射

单选题观察尿液红细胞形态,常采用()A扫描电镜B透射电镜C荧光显微镜D相差显微镜

名词解释题laser scanning confocal microscope;LSCM (激光扫描共聚焦显微镜)

名词解释题聚焦扫描激光显微镜(confocal scanning laser microscope,CSLM)

单选题In PARAGRAPH EIGHT, what does the writer imply by saying thateven the youngest students ... under an academic microscope?AStudents' performances are being supervised.BStudents' performances are over measured by tests.CStudents' performances are examined at the micro level.DStudents' performances are not a concern at the macro level.

问答题相差显微镜在细胞生物学研究中有什么应用?

名词解释题相差显微镜

单选题相差显微镜观察()是有价值的。A病毒B力克次氏体C衣原体D酵母菌

单选题如血尿为肾小球源性血尿,则(  )。A新鲜尿沉渣相差显微镜检查为均一形态正常红细胞尿B尿红细胞容积分布曲线为对称性曲线C新鲜尿沉渣相差显微镜检查为变形红细胞尿D尿红细胞容积峰值大于静脉红细胞分布曲线的红细胞容积峰值