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	GB/T 9409-1988 Specifications for colour TV demodulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay systems - 英文版
	GB/T 9408-1988 Specifications for colour TV modulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay systems - 英文版
	GB/T 9377-1988 Methods of measurement for broadcasting transmitters used in MW or SW band - 英文版
	GB/T 4958.9-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Mesurements for sub-systems--Section nine--Stand-by channel switching equipment - 英文版
	GB/T 4958.8-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section eight--Radio receivers - 英文版
	GB/T 4958.7-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section seven--Radio trsnsmitters - 英文版
	GB/T 4958.6-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section five--Frequency demodulators - 英文版
	GB/T 4958.5-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section four--Frequency modulators - 英文版
	GB/T 4958.4-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section one--General - 英文版
	GB/T 4958.13-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section five--Measurement of mutual inter-ference - 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 4958.10-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section one--General - 英文版
	GB/T 9050-1988 General specifications for 8GHz band microwave communication equipment used in analogue radio-relay systems - 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 4958.2-1988 Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section two--Measurements in the baseband - 英文版
	GBJ 124-1988 Standard for terms used in road engineering - 英文版
	GB 8173-1987 Control standards of pollutants in fly ash for agricultural use - 英文版
	GB 8172-1987 Control standards for urban wastes for agricultural use - 英文版
	GB/T 8156.9-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of phosphorus content - 英文版
	GB/T 8156.8-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The barium sulphate gravimetric method for the determination of sulphate content - 英文版
	GB/T 8156.7-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The 1，10-phenanthroline photometric method for the determination of iron content - 英文版
	GB/T 8156.6-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of silica content - 英文版
	GB/T 8156.5-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The flame emission photometric method for the determination of sodium content - 英文版
	GB/T 8156.4-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The EDTA volumetric method for the determination of aluminium content - 英文版
	GB/T 8156.3-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The distillation-thoriumnitrate volumetric method for the determination of fluoride content - 英文版
	GB/T 8156.2-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The electrometric method for the determination of water content - 英文版
	GB/T 8156.1-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The gravimetric method for the determination of moisture content - 英文版
	GB/T 8156.10-1987 Aluminium fluoride for industrial use--Determination of sulphur content--X-ray fluorescence spectrometric method - 英文版
	GB/T 8155-1987 Preparation and storage of test samples of aluminium fluoride for industrial use - 英文版

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