介绍了螺旋槽管的轧制机理和轧具的设计制造要点。
This paper introduces the requirements mainly concerning the rolling mechanism of spiral tubes and the design of rolling mills.
“槽角”是凸轮轴的重要参数之一，故设计一种高效的在线检具非常重要。
"Slot Angle" is one of the important parameters of a camshaft, so it is very important to design a highly effective tool to measure it in production.
该下治具上开设有与所述上治具外轮廓相应并可卡止该上治具的固定槽。
The tool is provided with a fixing groove that is corresponding to the profile of the upper tool and can stop the upper tool.
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