GB - Chinese national standards

Cast iron pipe flanges—Part 2: Class designated

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Specification for complaints handling

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Available design: electronic design (pdf), Print design

Feed material—Spirulina powder

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Hot environments--Estimation of the heat stress on working man based on the WBGT-index(wet bulb globe temperature)

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Inertial parameters of adult human body

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Acoustics--Attenuation of sound during propagation outdoors--Part 1:Calculation of the absorption of sound by the atmosphere

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Acoustics--Attenuation ofsound during propagation outdoors--Part 2:General method of calculation

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Acoustics—Noise emitted by machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections

Available languages: English, Chinese

Available design: electronic design (pdf), Print design