2) circle girth
圆周长
1.
The measuring principle for geometries of soft rods was investigated,and a novel precise measuring method for circle girth and roundness of cigarette filter tips based on sub-pixel image measurement was proposed.
研究了柔软棒材几何形状的测量原理,提出一种基于亚像素图像测量技术的香烟滤棒圆周长和圆度误差精密检测方法。
4) pitch circumference
节圆周长
5) outer circumference
外圆周长
6) circumferential wavelength
圆周波长
补充资料：圆的
1.描画在眉额间的彩色圆点。古代妇女的一种妆饰。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条