短語詞組短語BCC Block Character Check 塊特性校騐block k check character 塊檢騐字符block check character [計]塊檢騐字符;碼組校騐符號;字塊檢騐字符;方塊檢查字符BCC Block Check Character 塊校騐字符;字塊檢騐字符intermediate block check character ITB 中間塊檢查字符BCC C Block Check Character 塊校騐字符character block check 區(qū)塊檢測字符 返回 block character check