customer bleed orifice diameter 外通管路最小直径
overflow orifice diameter 溢流孔直径
N always decreases with the increase of nozzle pressure drop or orifice diameter.
随着孔径和喷嘴压降的增加，N值总是下降的。
This paper introduces the structure, setting principle, orifice diameter calculation, selection and installation requirement for safety valve.
介绍了安全阀的结构、设计原则、喉径计算、选用和安装要求。
The synthetic jet exhibits self-similarity and is like the conventional jet only at distances greater than 10 times the orifice diameter away from the orifice.
在离开喷口10倍于喷口直径的距离后，合成喷与常规喷一样具有自相似性。
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