... 似三角齿兽 deltatheroides 三角齿 peg tooth; triangular tooth; trigonodont 闭齿兽属 achaenodon ...
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亦可利用三角形齿边，画出三角齿形花边线。
The triangular tooth-shaped lace line can be drawn up making use of the triangular tooth edge.
本文介绍了一种加工管钳牙板上三角齿用拉刀的设计和计算方法。
In this paper, the design and calculating method of a kind of broaches for machining triangular tooth on the die has been introduced.
雪人的眼睛是两枚三角形的小瓷片，嘴巴是一把旧耙子做成的，当然喽，耙齿还在。
He had two triangular pieces of tile in his head, instead of eyes, his mouth was made of an old broken rake, and was, of course, furnished with teeth.
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