圆周 [yuán zhōu]

• circle; periphery; circumference:

  a point on the circumference;

  圆周上的一点

  The earth's circumference is about 25,000 miles.

  地球的圆周约为25,000英里。

• 短语:
  • 圆周测量器 circumeter;
  • 圆周长 circumference;
  • 圆周定位螺丝 circumferential register screw;
  • 圆周分速度 peripheral component of velocity;
  • 圆周规 circumference gauge;
  • 圆周滑动卡尺 circumference slide callipers;
  • 圆周回转 circumgyration;
  • 圆周角 angle of circumference; angle in a circular segment; circumferential angle;
  • 圆周聚焦式倍增系统 circular-focused dynode system;
  • 圆周积分 circulation integral;
  • 圆周加速度 circular acceleration;
  • 圆周进给 rotary feed;
  • 圆周力 force of periphery;
  • 圆周率（π） ratio of the circumference of a circle to its diameter; pi;
  • 圆周罗盘 circumferentor;
  • 圆周磨削 peripheral grinding;
  • 圆周频率 circular frequency;
  • 圆周切线 tangent to periphery;
  • 圆周扫描 {工} circular scanning;
  • 圆周扫描调制盘 circulary-scanning reticle;
  • 圆周速度 peripheral speed; peripheral velocity;
  • 圆周凸轮 peripheral cam;
  • 圆周线 circumference;
  • 圆周应变 circumferential strain;
  • 圆周应力 hoop stress;
  • 圆周运动 circular motion; circling motion; round