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## equivalent diameter

• 等效直径：用于描述非圆形截面物体的一个参数，表示与该物体具有相同截面积的圆的直径。
• · The equivalent diameter of this rectangular duct is calculated using the formula.
• 通过公式计算出这个矩形管道的等效直径。

### 网络释义专业释义

[地质] 当量直径

[数] 等效直径

平均直径

... 腐蚀突起etching protrusion 平均直径equivalent diameter 用缺陷的（长径+短径）／2表示，尾数四舍五入。单位：mm。 ...

flow equivalent diameter [制冷] 等流量当量直径

diffusion equivalent diameter 释义扩散当量直径 ; 扩散当量直径

velocity equivalent diameter [制冷] 等速度当量直径 ; 等流速当量直径

更多收起网络短语
• 当量直径 - 引用次数：8

The heat transfer coefficientis affected by the velocity, the shape of michannels and the equivalent diameter.

换热系数与流体的流速、微槽道的形状、微槽道的当量直径等有关。

参考来源 - R
• 当量直径 - 引用次数：3

Based on that, the six color features of Siraidia Grosvenorii : Red, Green, Blue,Hue, Saturation, Intensity and eight shape features: Perimeters, Area, Long axis, Short axis, Equivalent diameter, Shape parameter, Elongation, Compactness are extracted.3.

在此基础上提取了罗汉果的6个颜色特征:红色分量、绿色分量、蓝色分量、色调、饱和度、亮度和8个形状特征:周长、面积、长轴、短轴、当量直径、形状参数、伸长度、紧凑度。

参考来源 - 基于数字图像处理和人工神经网络的罗汉果特性及种属识别研究
• 当量直径
等量直径
• 等效径
等量直径
等效直径

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### 双语例句权威例句

• The dimension of shaped spinneret was designed and calculated by equivalent diameter analysis.

采用当量直径法异形喷丝板的尺寸进行设计计算

• The equivalent diameter of structure cell also increases with increment of consolidation pressure.

结构单元体等效直径固结压力增加而增大

• It shows that the satisfactory equivalent diameter of fibre can be obtained through the optimization of the above parameters and conditions.

实验表明，通过切削条件振动参数优化组合能够得到满意纤维尺寸。

• Laser interferometers are looking for disturbances in their experimental set-ups that are equivalent to mere fractions of the diameter of a proton, one of the particles that make up the nucleus of an atom.

BBC: Lab tuned to gravity's 'ripples'

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