GB/T 38919-2020.General technical requirements for porous media burners.1范围GB/T 38919规定了多孔介质燃烧器的术语和定义、要求、试验方法、检验规则、标志...
GB/T 38833-2020.240 V/336 V DC power system technical requirements and test methods for information and telecommunication.1范围GB/T 38833规定了信息通信用240 V/336 V直流供...
GB/T 38832-2020.Technical requirements of broadband customer networking based on public telecommunication network- High-speed visible light communications under lighting constrains....
GB/T 38927-2020.Technical specification for producing methanol from coke-oven gas.1范围GB/T 38927规定了利用焦炉煤气为原料制取甲醇过程工艺要求,以及资源利用...
GB/T 38903-2020.Technical guideline for material flow analysis of industrial parks.1范围GB/T 38903规定了工业园区物质流分析的通用框架与评价指标、数据采集、...
GB/T 39083-2020.Specification of express service payment information exchange.1范围GB/T 39083规定了快递服务组织与商业银行、支付机构、银行卡清算机构(以下...
GB/T 39002-2020.Guidance on individual dining system in catering service.1范围GB/T 39002给出了餐饮分餐制服务的基本原则、分餐方式、分餐制要素、分餐制实...
GB/T 39084-2020.Green product assessment-Packings for express service.1范围GB/T 39084规定了快递封装用品绿色产品评价中的产品类别、评价要求和评价方法。...
GB/T 38813-2020.General requirements for hot-rolled pickled steel sheet and strip.1范围GB/T 38813规定了热轧酸洗钢板及钢带的分类和代号、尺寸、外形、重量及...
GB/T 38814-2020.Steel wire ropes slings-Fatigue testing method.1范围GB/T 38814规定了钢丝绳索具疲劳试验的术语和定义、试验原理、试验设备、试样、试验程...
