cyclometry

例句：

1. 1.The engineer used a cyclometry tomeasure the diameter of the pipe.
   工程师使用圆周测量法来测量管道的直径。
2. 2. The cyclometry was used tocalculate the volume of the cylinder.
   圆周测量法被用来计算圆柱体的体积。
3. 3.The cyclometry was used to determinethe exact radius of the circle.
   圆周测量法被用来确定圆的确切半径。