常見例句雙語例句Step 2, forward discrete cosine transform is carried out to sampled data;步驟2，對取樣的數(shù) 據(jù)進行正向離散余弦轉(zhuǎn)換；ip.comStep 3, a preset quantization table matrix is utilized to carry out quantization to frequency coefficient data obtained from forward discrete cosine transform;步驟3，利用預(yù)設(shè)的量化表矩陣將正向離散余弦 轉(zhuǎn)換后得到的頻率系數(shù)數(shù)據(jù)進行量化處理；ip.com 返回 forward discrete cosine transform