Deviation measurement of tooth thickness and conical point of straight bevel gear by using steel bail was studied and approached.
对钢球法测量直齿圆锥齿轮齿厚及锥项位置误差检测进行了研究和探讨。
Its shape was obtained by installing a circular ring at the confluence point of two conical revolutions.
在两个圆锥形旋转的交汇点安装一个圆环就构成了楼梯整体的基本形状。
Systematic analyses are made on the realization of engagement at the controllable point and on the curved surface equation of point engaged sphere-conical roller arc surfaced indexing cam mechanism.
还系统地分析了可控点啮合的实现及点啮合球锥滚子弧面分度凸轮机构的曲面方程。
Problem is the most value conical section the key and difficult point for high school maths problem, is generally and other content combine comprehensive problem.
圆锥曲线最值问题是高中数学中的重点和难点问题，一般是和其他内容联合起来的综合题。
Problem is the most value conical section the key and difficult point for high school maths problem, is generally and other content combine comprehensive problem.
圆锥曲线最值问题是高中数学中的重点和难点问题，一般是和其他内容联合起来的综合题。
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