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GB/T 3884.16-2014
Methods for chemical analysis of copper concentrates―Part 16： Determination of silicon dioxide content―K2SiF6 titrimetric method and Gravimetric method
GB/T 3884.15-2014
Methods for chemical analysis of copper concentrates―Part 15：Determination of iron content―Potassium dichromate titration method
GB/T 14849.4-2014
Methods for chemical analysis of silicon metal―Part 4：Determination of impurity contents―Inductively coupled plasma atomic emission spectrometric method
GB/T 31321-2014
The test methods for frozen drink products
GB/T 31317-2014
Corrosion of metals and alloys—Black box exposure test method
GB/T 31310-2014
Metallic material—Determination of residual stress—Hole drilling strain-gauge method
GB/T 31309-2014
Calculation of electoron vacancy number in nickel-base superalloys
GB/T 17394.1-2014
Metallic materials―Leeb hardness test―Part 1: Test method
GB/T 31295-2014
The core to wind turbine blade―Determination of dimensional stability at elevated temperatures with flexural load and with compressive load
GB/T 31294-2014
The core to wind turbine blade―Test method for facing cleavage of sandwich panels
GB/T 31292-2014
Carbon fibre―Determination of carbon content―Combustion absorption method
GB/T 4623-2014
Circular concrete pole
GB/T 3883.1-2014
Safety of motor-operated hand-held, transportable electric tools and lawn and garden tools―Part 1：General requirements
GB/T 31251.2-2014
Resistance welding equipment―Part 2: Electromagnetic compatibility(EMC) requirements
GB/T 31039-2014
Pretensioned spun concrete special-shaped piles
GB/T 15579.8-2014
Arc welding equipment—Part 8: Gas consoles for welding and plasma cutting systems
GB/T 15579.4-2014
Arc welding equipment—Part 4: Periodic inspection and testing
GB/T 15579.3-2014
Arc welding equipment—Part 3: Arc striking and stabilizing devices
GB/T 15579.2-2014
Arc welding equipment―Part 2: Liquid cooling systems
GB/T 6326-2014
Tyre terms and definitions