计数单元;
All the tests done in this study adopt word family as the basic counting unit.
本文中全部测试都以词族为基本测量单位。
By observing the internal elastic membrane on the samples where endothelial cells fell off, measuring the number of fenestrae and relevant area on the pictures with stereological method, and counting fenestra area per unit area.
观察标本上内皮脱落处的内弹性膜,用立体学方法测量照片上的窗孔数和面积,计算出单位面积上窗孔的平均面积。
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