China Air GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 7583-1987 Acoustics--Pure tone Air conductionthreshold audio-metry--For hearing conservation purposes - 英文版
	GB/T 6921-1986 Determination of the concentration of Airborne particulate matters - 英文版
	GB/T 6919-1986 Air quality--Vocabulary - 英文版
	GB 5904-1986 Lubricants for light duty rotary oil-flooded Air compressor - 英文版
	GB/T 5748-1985 Methods for Airborne dust measurement in work place - 英文版
	GB/T 5441.5-1985 Test methods for communication cable--Characteristic impedance test of coaxial pAir--Resonance method - 英文版
	GB/T 5441.4-1985 Test methods for communication cable--Impedance and impedance irregularities test of coaxial pAir--Pulse method - 英文版
	GB/T 5441.10-1985 Test methods for communication cable--Measurement of actual length of coaxial pAir--Sine wave method - 英文版
	GB/T 4830-1984 Pressure range and quality of Air supply for the industrial process measurement and control instruments - 英文版
	GB/T 3361-1982 Statistical interpretation of data--Comparison of two means in the case of pAired observations - 英文版
	GB/T 3239-1982 Expression of physical and subjective magnitudes of sound and noise in Air - 英文版

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