On the basis of original screw type, winding type and hydraulic type Headstock, a kind of dentate annul headstock is designed and manufactured.
在原有螺杆式、卷扬式和液压式启闭机的基础上，设计研制了齿销式启闭机。
When dissected, the treated rats turned out to have three times the usual number of newborn neurons in a brain region called the dentate gyrus.
大脑解剖实验表明用药的老鼠在称为齿状回的脑部区域生长出三倍于正常数目的神经元。
The dentate groove is devised which is composed of a series of the etched parallelogram pits in KOH solution.
设计了利用KOH溶液定向腐蚀制作出的平行四边形蚀坑串，所形成的锯齿状沟槽结构来固定光纤。
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