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1
Main Authors:
Group Author:
Published: 中国工业出版社
Publication Dates: 1965
Call Number: 462.5071/7364
Group Author:
Published: 中国工业出版社
Publication Dates: 1965
Call Number: 462.5071/7364
2
Main Authors:
Group Author:
Published: 中国工业出版社
Publication Dates: 1965
Call Number: 462.5071/7364
Group Author:
Published: 中国工业出版社
Publication Dates: 1965
Call Number: 462.5071/7364
3
Corporate Authors:
Published: 邮电部电信传输研究所
Publication Dates: 1982
Call Number: TN916/5505
Published: 邮电部电信传输研究所
Publication Dates: 1982
Call Number: TN916/5505