n. crenation
misc. knuckle-tooth
细圆齿火棘 Pyracantha crenulata ; crenulata
圆齿鳞盖蕨 Microlepia crenata
椭圆齿轮流量计 [仪] oval wheel flowmeter ; [仪] oval gear flowmeter ; ellipse gear flow meter ; HI-TOUCH
基圆齿距 [机] base pitch ; pas primitif de denture ; bautomotive service engineers pitch
节圆齿厚 thickness on pitch circle ; thickne o itchcircle ; thickness on pitch round
圆齿条 circular rack ; barrel rack ; rack circle ; circular rair conditioningk
椭圆齿轮 Elliptical gear ; oval gear ; gear elliptical
有圆齿的 scalloped
节圆齿根高 working dedendum ; going dedendum
本文介绍一种由作者提出的新型链条——圆齿链条。
叶互生，通常单叶，具叶柄；叶片边缘全缘或有时具圆齿。
Leaves alternate, usually simple, petiolate; leaf blade margin entire or sometimes crenate.
上面叶片5 - 10厘米宽具皱褶基部楔形边缘具粗圆齿先端钝脉扇形网状。
Upper leaf blades 5-10 cm wide corrugate base cuneate margin coarsely crenate apex obtuse veins flabellate netted.
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