GB/T 6931.2-2020.Belt drives-Vocabulary-Part 2 : V-belts and V-ribbed belt drives.1范围GB/T 6931的本部分界定了V带和V带轮、多楔带和多楔带轮的术语、定义及符...
GB/T 38682-2020.Welded nickel-iron-chromium alloy pipes for fluid service.1范围GB/T 38682规定了流体输送用镍-铁-铬合金焊接管的订货内容、尺寸、外形、重量...
GB/T 38683-2020.Method of ultrasonic testing for large inclusions in bearing steel.1范围GB/T 38683规定了轴承钢中大夹杂物超声检测方法的检测要求、检测设备、...
GB/T 38718-2020.Geological evaluating methods for shale oil.1范围GB/T 38718规定了页岩油的定义和地质评价内容、方法与参数。GB/T 38718适用于页岩油地质评...
GB/T 5137.1-2020.Test methods of safety glazing materials used on road vehicles-Part 1: Mechanical properties tests.1范围GB/T 5137的本部分规定了汽车安全玻璃的抗冲击...
GB/T 17766-2020.Classifications for mineral resources and mineral reserves.1范围GB/T 17766规定了固体矿产资源量和储量的类型划分、相互关系以及发布与术语使...
GB/T 38678-2020.General technical requirements for shallow geothermal energy utilization.1范围GB/T 38678规定了基于热泵技术利用浅层地热能的基本原则、浅层地热...
GB/T 38692-2020.Technical specification for energy online monitoring of energy consumption units.1范围GB/T 38692规定了用能单位能耗在线监测的原则、监测范围与内...
GB/T 38607-2020.Office furniture-Tables and desks-Test methods for the determination of stability , strength and durability.1范围GB/T 38607规定了设计用于坐姿或站姿用办...
GB 27949-2020.General requirements of disinfectant of medical instruments.1范围GB 27949规定了医疗器械消毒、灭菌用化学消毒剂的原料要求、技术要求、检验方...
