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- equivalent circle diameter 圆当量直径
- Tower shelf bottom corcumscribed circle diameter 60, our country most high the whole steel construction broadcasting television tower at present. 塔架底部外接圆直径为60米，是目前我国最高的全钢结构广播电视塔。
- This paper designs a measuring instrument which can measure addendum circle and dedendum circle diameter of odd-tooth gears and can define all main parameters of gears. 设计了一种测量工具,用以测量奇数齿齿轮的齿顶圆和齿根圆直径,以便确定齿轮的主要参数。
- The application also indicates that the error resulted from the hypothesis that the vertical shape of ellipsoidal head adopts equivalent circle instead of ellipse in this design is allowable. 实例的结果也表明,在该设计计算中,封头立面主体部分采用圆形等效代替椭圆形的假设所引起的误差是允许的。
- Abstract: This paper designs a measuring instrument wh ich can measure addendum circle and dedendum circle diameter of odd_tooth gear s and can define all main parameters of gears. 文摘:设计了一种测量工具，用以测量奇数齿齿轮的齿顶圆和齿根圆直径，以便确定齿轮的主要参数。
- For the holes measurements, this method randomly finds four right triangles from the four quadrants in a circle, and then computes the circle diameter using the Pythagorean theorem. 而在圆孔的量测上，以随机方式求得分布于圆孔四个象限的四组直角三角形，利用毕氏定理求出其圆孔之直径尺寸。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- Measure the diameter of this circle. 量一下这圆的直径。
- Actual hobbing pitch circle diameter 实际滚切节圆直径
- addendum circle diameter of workpiece 工件顶圆直径
- sheared circle diameter covering a tube bundle 管束包切圆直径
- She only unbends in the family circle. 她只在家庭环境里才不拘束。
- A dime is equivalent to ten pennies. 一角等于十分。
- Measuring circle diameter with image sensor and computer 应用图像传感器和计算机测量干涉圆环的直径
- The dividend pay is equivalent to one quarter of the pretax profit. 所付股息相当于税前利润的四分之一。
- The measuring and calculation of addendum circle diameter of gear 齿轮齿顶圆直径的测量与计算
- A dime is the equivalent of two nickels. 一角硬币等于两个五分镍币。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- A meter is equivalent to 39.37 inches. 一米相当於三十九点三七英寸。
- A circle is bisected by any diameter. 圆被任一直径二等分。
