它由一种圆周上具有锯齿形叶片的转子、一同旋转的流道侧板和等直径的定 子构成；
It is consisted of rotor with saw-shaped blades on periphery, rotating flow passage lateral plate and a diameter-equivalent stator.
他们将直径为1.5毫米的棉线浸入溶液里，然后将棉线拿出来，等棉线干了再次将它们浸入溶液，如此反复。
They then repeatedly dipped cotton threads, 1.5mm in diameter, into the solution, letting them dry between each dip.
利用近50年的系统定位观测资料，分析红松果材兼用林不同林分密度与直径、树高、冠幅等主要测树因子的关系。
By using observation data over 50 years, the paper systematically analyzed the relations of different stand density with diameter, height, crown of trees and so on.
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