编码字元集识别符 alphabetic coded character set: 字母编码字符集alphabetic-coded character set: 编码字符字符集alphanumeric coded character set: 字母数字编码字符集; 字母数字字符集alphanumeric-coded character set: 编码文数字符集coded character set: 编码字符集下载手机词典可随时随地查词查翻译