GB - Chinese national standards

Determination of the chemical oxygen demand in industrial circulating cooling water—Permanganate index method

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Determination of abrasion index of coal

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Determination of shatter indices of coal

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Pulp—Determination of Kappa number

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Electromechanicalswitches for use in electronic equipments--Part 3:Sectional specification for in-line package switches

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Electromechanical switches for use in electronic equipments--Part 3-1:Blank detail specification for in-line package switches

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Electrostatic safety terminology

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Terminology for non-broadcasting television

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Fundamental technical requirements for hydraulic turbines

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Hydraulic turbines, storage pumps and pump-turbines cavitation pitting evaluation - part 1: cavitation pitting evaluation in reaction turbines

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