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	GB/T 11299.14-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section four:Measurement for monochrome and colour television transmission - 英文版
	GB/T 11299.13-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combinations of sub-systems--Section three:Measurements for F.D.M. transmission - 英文版
	GB/T 9412-1988 Modems for date transmission at 48 kilobits per second using 60～108 kHz group band circuits - 英文版
	GB/T 9389-1988 Sound transmission using infrared radiation - 英文版
	GB/T 1037-1988 Test method for water vapor transmission of plastic film and sheet--Cup method - 英文版
	GB/T 4958.12-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section four--Measurementsfor f.d.m. transmission - 英文版
	GB/T 4958.11-1988 Methods of measurement for aquipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section three--Measurements for mono-chrome and colour television transmission - 英文版
	GB/T 4958.3-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section six--Measurements for sound-programme transmission - 英文版
	GB/T 6643-1986 General purpose rigid coaxial transmission lines and their associated flange connectors--Generic specification - 英文版
	GB/T 5438-1985 Characteristics and measuring methods for monophonic and stereophonic transmissions - 英文版
	GB/T 5437-1985 Document facsimile (group 3) transmission requirement - 英文版
	GB/T 3974-1983 Telephone transmission interference allowances for long-distance high-capacity analogue microwave communication systems - 英文版
	GB/T 3383-1982 Telecommunication transmission unit--Decibel - 英文版
	GB/T 2683-1981 Test chart for facsimile transmission - 英文版
	GB/T 1583-1979 Standard of colour TV image transmission - 英文版

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