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GB/T 24514-2009
钢表面锌基和(或)铝基镀层 单位面积镀层质量和化学成分测定 重量法、电感耦合等离子体原子发射光谱法和火焰原子吸收光谱法
Zinc and/or aluminium based coatings on steel - Determination of coating mass per unit area and chemical composition - Gravimetry, inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry
GB/T 17187-2009
Agricultural irrigation equipment - Emitters and emitting pipe - Specification and test methods
GB/T 24668-2009
Agricultural and forestry tractors and Implements - Hydraulic power beyond
GB/T 24669-2009
Tractors and machinery for agricultural and forestry - Auxiliary- power transmission connector for the operator station
GB 24266-2009
Secondary edge silicone sealants for structurally glazed insulating glass units