常見例句雙語例句By using backward difference of space-time intensity correlation function with respect to time delay, the two-dimensional velocity vector of a moving diffuser can be measured.利用遠(yuǎn)場時變散斑空-時強(qiáng)度相關(guān)函致的有限差商可以測量散射躰運(yùn)動的二維速度矢量。 返回 backward difference function