GB/T 39593-2020.Northeast black bee (A pis mellifera ). 1范围 GB/T 39593规定了东北黑蜂术语和定义、来源和特性、形态特征、蜂王初生重、...

GB/T 5584.1-2020.Rectangular copper or aluminium and its alloy wires for electrical purposes- Part 1...

GB 39732-2020.Vehicle event data recorder system. 1范围 GB 39732规定了M.类车辆的汽车事件数据记录系统的术语和定义、技术要求、试验方法和要求...

GB 9706.217-2020.Medical electrical equipment-Part 2-17 : Particular requirements for the basic safe...

GB 9706.228-2020.Medical electrical equipment- Part 2-28 : Particular requirements for the basic saf...

GB 39669-2020.General technical requirements for safety of toothbrushes and oral implements. 1范围 GB ...

GB 39800.1-2020.Specification for the provision of personal protective equipment-Part 1: General req...

GB/T 39602-2020.Diagnostic techniques for Lumpy skin disease. 1范围 GB/T 39602规定了牛结节性皮肤病(LSD)的临床诊断、实验室...

GB 18394-2020.Permitted level of moisture in meat of livestock and poultry. 1范围 GB 18394规定了畜禽肉水分限量指标...

GB/T 39723-2020.Technical specification for communication network system of BeiDou ground-based augm...