常見例句雙語例句Estimation of roughness parameter is a key to one dimensional hydrodynamics numerical simulation.糙率參數(shù)取值是河道水流一維數(shù)值模擬的關鍵技術。On the base of feature vector composed of fractal parameter, roughness parameter and regression, we complete the classification of the gray cast iron's graphite morphology by ANN.在分析分形維、紋理粗細度及二維回歸系數(shù)共同組成的紋理特征基礎上，本文運用人工神經(jīng)網(wǎng)絡方法實現(xiàn)了對灰鑄鐵石墨形態(tài)的識別。The relation between the correlation function of intensity variation and surface roughness parameter is derived through analyzing the second-order statistical properties of the speckle image.分析此散斑圖像的二階統(tǒng)計特性，導出了強度變化的相關函數(shù)和表面粗糙度參數(shù)之間的關系。 返回 roughness parameter