Cam, knitting needle and cylinder etc. are core components of the circular knitting machine, they are key factors which affect the quality of the circular knitting machine.

编织部件是针织圆纬机的核心部件，是影响针织圆纬机生产效率及布面质量的关键。

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The lower pairs were substituted for the higher pairs in order to study the specific properties of the disc cam with the circular profile and the follower attached to the roller.

并以最大无量纲速度和加速度为标准，将凸轮机构从动件常用运动规律特性与该圆弧凸轮的从动件运动规律特性加以比较，指出其适用场合为中、高速轻载。

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The mathematical model is studied for optimal design of high precision circular form turning tools. It introduces the major modular functions of CAD/CAM for the turning tools with VB language.

研究了高精度圆体成形车刀优化设计的数学模型，介绍了用VB语言开发的高精度圆体成形车刀的CAD/CAM子系统的构成及其主要模块的功能。

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