... 野外剧场 Setting for pageants 齿钳，整齿钳子 Setting-iron 境界查定 Settlemen of boundary ...
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本发明涉及一种用于木工锯的拨齿钳，该拨齿钳主要由左、右钳柄，顶针、顶针座组成。
A sawing tooth setting pliers for woodworker comprises hinged left and right handles, pusher pin and pusher pin seat.
放大后的检验，可见一系列平行的齿纹，有可能来自管钳，会其他靠钳齿来抓牢工件并旋转的钳子。
A closer inspection of the tool mark shows a series of parallel teeth marks, probably from the use of a plumber's wrench or tongue-and-groove pliers.
结果表明，断裂是由于热处理工艺不当、管子钳活动钳口齿部、螺纹部以及螺纹和齿部的过渡连接部分硬度过高引起；
The results show that the fracture may be due to improper heat treatment which leads to over hardness of the thread part and the joint of thread part and tooth part.
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