GB - Chinese national standards

Single-capped fluorescent lamps—Safety specifications

Available languages: English, Chinese

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Self-ballasted fluorescent lamps for general lighting service—Safety specifications

Available languages: English, Chinese

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Dust collector—Terminology

Available languages: English, Chinese

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Requirement for the declaration of the acoustic output of medical diagnostic ultrasonic equipment

Available languages: English, Chinese

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Accuracy of hourglass worms and worm gears

Available languages: English, Chinese

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Generic specification of optical amplifier

Available languages: English, Chinese

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Rubbervulcanized or thermoplastic - Determination of stress relaxation in compression at ambient and at elevated temperatures

Available languages: English, Chinese

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Rubber, vulcanized or thermoplastic—Determination of stress relaxation in compression—Part 2: Testing with temperature cycling

Available languages: English, Chinese

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Optical amplifier test methods—Part 1: Power and gain parameters for single-channel optical amplifiers

Available languages: English, Chinese

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Optical amplifiers test methods—Part 3 Noise figure parameters for single-channel amplifiers

Available languages: English, Chinese

Available design: electronic design (pdf), Print design