字數: word number数字字符集: numeric character set文字数字符: alphameric characters; alphanumeric charaters字数字符: alphanumeric character数字字符集 数字字符组: numericcharacterset编码文数字符集: alphanumeric-coded character set数字编码的字符集: numeric coded character set数字编码字符集: numeric coded character set; numeric-coded character set字母数字字符集: alphanumeric character set; alphanumeric coded character set文字数字式字符: alphanumeric character字符集: character encoding; character repertoire; character set; characterset; charactor set; oersted(video tape) oem; set, character字母数字编码的字符集: alphanumeric code character set字母数字编码字符集: alphanumeric coded character set; alphanumeric coder character set字符集;字符组: character setansi字符集: ansi character setascii字符集: ascii character setcobol字符集: cobol character setfortran77字符集: fortran 77character setwindows字符集: windows character set备用字符集: alternate character set本机字符集: native character set编码字符集: coded character set补充字符集: supplementary character repertoire窗口字符集: windows character set打印字符集: printed character set