机读格式显示(MARC)
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- 010 __ |a 7-03-011145-1 |d CNY55.00
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- 200 __ |a 数字与模拟通信系统=Digtal and Analag Communocation Systens |f (美)Leon W.Couch编著
- 210 __ |a 北京 |c 科学出版社 |d 2003.3
- 701 __ |4 编著 |a (美)Leon W.Couch
- 801 __ |a CN |b ATTC |c 20030905
- 905 __ |a ASTU |d TN914/1-6
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