查询词典 diameter of a circle

What is the area of a circle whose diameter is 4 inches?

一个直径是4英寸的园，它的面积是多少？

The ratio of the circumference of a circle to its diameter is pi.

比例的圆周一圈，它的直径是有价证券投资。

In the figure, AB is a diameter of the circle with centre O and radius 6 cm.

图中所示为一圆心为O 而半径为 6 cm 的圆。AB 为圆的直径。

The diameter and the circumference of a circle correlate.

圆的直径与圆周互相关联。

The diameter and the circumference of a circle are correlate.

圆的直径与圆周有相互关系。

The diameter and the circumference of a circle correlate .

圆周率三次方的平方根是什麽？。。

The teacher explained that the diameter and the circumference of a circle correlate .

老师解释直径与圆周有相互关系。

The company has vertical semi-continuous casting production lines, capable of producing all kinds of diameter of the circle and a square with deep processing of high-quality magnesium alloy billets deformation; extrusion production line can produce all types of magnesium alloy extrusion sacrificial anode, the sacrificial anode aluminum, zinc alloy sacrifice Anode and a variety of magnesium alloy extrusion products.

公司拥有立式半连续铸造生产线，能够生产各种直径的圆形和方形高品质深加工用变形镁合金坯料；挤压生产线可生产各类挤压镁合金牺牲阳极、铝合金牺牲阳极、锌合金牺牲阳极和各种镁合金挤压产品。

And the polar angle and the polar radius was represented into AutoCAD polar coordinate, the involute was drawn through the spline linear tool. And then, a section of the involute was intercepted with the diameters of the point circle and the root circle, used it as the tooth face of the spline. The involute tooth thickness was drawn using the diameter of the divided circle and the tooth-form was drawn through rotating, mirroring image and cutting.

根据DIN 3960渐开线花键的坐标值，用EXCEL函数功能计算出不同压力角下渐开线的极角和极半径，表示成AutoCAD极坐标并通过样条线工具绘制出渐开线，再用齿顶圆和齿根圆直径截取一段渐开线作为为花键齿面，并用分度圆直径绘制出渐开线齿剖面，经镜像和裁剪便可绘制出渐开线齿形。

The test apparatus thickness gages has a circular underpan and a tongxinyuan with the underpan is shaped axial plane, underpan activities and activities of contact areas (10 ± 0.2) horizontal cm2, non-parallel between the degree of the diameter of the circle underpan 1/1000 or less.

试验仪器厚度计具有一个圆形底盘和一个与该底盘是同心圆的柱状轴向活动平面，底盘和活动平面的接触面积都是(10±0.2)cm2，测量平面间的不平行度应在圆形底盘直径的1/1000以内。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。