当量直径(Equivalent diameter)是指,在压力损失相等的前提下,非圆形截面管道与圆形截面管道的一个等效直径。通常是靠实验总结出的经验公式获得。
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土层倾斜锚杆理论计算与试验的差异性探讨-建筑结构 关键词] 土层锚杆 等效直径 锚杆突起 [gap=1240]Keywords:anchor rod; equivalent diameter; expansion of anchor rod
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... 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。 ...
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hydraulic equivalent diameter 水力等效直径
nozzle equivalent diameter 喷嘴当量直径
flow equivalent diameter [制冷] 等流量当量直径
spherical equivalent diameter 球直径
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
grain equivalent diameter 颗粒等效直径
Equivalent diameter of prefabricated drains 塑料排水板的等效直径
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
The dimension of shaped spinneret was designed and calculated by equivalent diameter analysis.
采用当量直径法对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也随固结压力的增加而增大。
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,通过切削条件和振动参数的优化组合能够得到满意的纤维尺寸。
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