ＣＤＭＤ由中国学术期刊 (光盘版 )电子杂志社与清华同方光盘股份有限公司共同研制 ,得到了国务院学位办与全国近 30 0家博士培养单位的大力支持与协助。ＣＤＭＤ具有覆盖学科广、文献量大、收录质量高、全文收录、每日更新、使用方式灵活等特点 ,是我国最具权威的优秀博硕士学 The CDMD was jointly developed by the China Academic Journal (CD) Electronic Magazine and Tsinghua Tongfang CD-ROM Co., Ltd. It received strong support and assistance from the Academic Degrees Office of the State Council and nearly 300 PhD training units across the country. CDMD has covered a wide range of disciplines, literature, reporting high quality, full text included, daily updates, the use of flexible features, is China’s most authoritative master of excellence