当量直径即水力半径相等的圆管直径。
气体动力学当量直径 aerodynamic equivalent diameter
空气当量直径 AED ; air equivalent diameter
喷嘴当量直径 nozzle equivalent diameter
平底孔当量直径 EFBH
等流量当量直径 [制冷] flow equivalent diameter
释义扩散当量直径 diffusion equivalent diameter
圆当量直径 equivalent circle diameter
等速度当量直径 [制冷] velocity equivalent diameter
加热当量直径 Heated equivalent diameter
流速当量直径 flowing speed equivalent diameter
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 - RBased 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·2,447,543篇论文数据，部分数据来源于NoteExpress
采用当量直径法对异形喷丝板的尺寸进行设计、计算。
The dimension of shaped spinneret was designed and calculated by equivalent diameter analysis.
研究了纺丝温度、压力、收丝速度对纤维异形度和当量直径的影响。
The effect of spinning temperature, spinning pressure and rotation velocity on the fiber's degree of profile and effective filament diameter was analyzed.
最佳管距对应的管束水力当量直径近似等于池内沸腾时的气泡脱离直径。
The optimum tube spacing equals approximately to the departure diameter of the bubbles during a pool boiling.
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