1.
Tolerance of Wire Diameters & Ovality
圆径及偏圆度之公差
2.
Study of the System of Cylinder Wall's Roundness Error Measurement Online
圆筒内壁圆度误差在线检测系统研究
3.
non-circularity of reference surface
基准面不圆度 -光纤的
4.
Digital Renovation of Talyrond 73 Roundness Tester;
TALYROND73型圆度仪数字化改造
5.
Cylinder Wall's Roundness Testing System Online and the Accuracy on Research
圆筒内壁圆度误差在线检测系统及精度研究
6.
The research on the measuring round error and the statistical distributing of round error
圆度误差评定方法及圆度误差统计分布的研究
7.
heavy duty rotary screen
高负荷圆网，高强度圆网
8.
Quasidisks, John Disks and Apollonian Metric;
拟圆、John圆与Apollon度量
9.
the ratio of the circumference to the diameter of a circle.
圆周长度与圆的直径长度的比。
10.
Accuracy of cylindrical gear with circular-arc tooth profile
GB/T15753-1995圆弧圆柱齿轮精度
11.
Students: The length of the curve making a circle is called the perimeter.
生：围成圆的曲线的长度叫做圆的周长。
12.
high precision vertical circular sawing machine
高精度立式圆盘锯床
13.
high precision universal cylindrical grinding machine
高精度万能外圆磨床
14.
constant rate full-elliptic spring
等刚度椭圆形板弹簧
15.
integrating sphere
累计球(光度计的圆球)
16.
grout flow cone
测水泥流动度的圆锥
17.
circular chart baro-thermograph
圆图气压温度记录仪
18.
falling coaxlal cylinder viscometer
同轴圆筒下落式粘度计