• GB/T 1551-2021硅单晶电阻率的测定 直排四探针法和直流两探针法Test method for measuring resistivity of monocrys...2022-03-31
  • BS EN 14031-2021Workplace exposure. Quantitative measurement of airborne endotoxins2022-03-31
  • ISO 11403-1-2021Plastics — Acquisition and presentation of comparable multipoint data — Part 1: Mechanical...2022-03-31
  • IEC 61966-2-4-2006+Amd 1-2016+Amd 2-2021Multimedia systems and equipment - Colour measurement and management...2022-03-31
  • T/ZZB 2294-2021多燃料内燃机直联式污水泵机组2022-03-31
  • ASTM F2559/F2559M-2021Standard Guide for Writing a Specification for Sterilizable Peel Pouches2022-03-31
  • TB/T 3324-2021铁路数字移动通信系统(GSM-R)总体技术要求General technical specification for Global System for M...2022-03-31
  • ISO/IEC 23000-19-2020/Amd 1-2021Information technology — Multimedia application format (MPEG-A) — Part 19:...2022-03-31
  • BS EN 17191-2021Children’s Furniture. Seating for children. Safety requirements and test methods2022-03-31
  • GB/T 40266-2021食品包装用氧化物阻隔透明塑料复合膜、袋质量通则Quality general rules of oxides barrier transpa...2022-03-31
  • BS EN 16907-7-2021Earthworks. Hydraulic placement of extractive waste2022-03-31
  • ASTM E1825-2021Standard Guide for Evaluation of Building Exterior Enclosure Materials, Products, and Systems2022-03-31
  • GB/T 40331.2-2021植物保护机械 大田作物喷雾沉积量的测试 第2部分:在作物上的测试Crop protection equipment. Spray...2022-03-31
  • GB/T 19216.3-2021在火焰条件下电缆或光缆的线路完整性试验 第3部分:火焰温度不低于830 ℃的供火并施加冲击振动,额定...2022-03-31
  • DIN 6075-2-2021Means of packaging - Bottles - Part 2: Vichy-shape 22022-03-31
  • GB/T 40292-2021跨境电子商务 电子运单规范Cross-border electronic commerce.Specification for electronic waybil...2022-03-31
  • BS ISO 17215-3-2021Road vehicles. Video communication interface for cameras (VCIC). Camera message dictionar...2022-03-31
  • IEC 60335-2-72-2021Household and similar electrical appliances - Safety - Part 2-72- Particular requirements...2022-03-31
  • ASTM F1608-2021Standard Test Method for Microbial Ranking of Porous Packaging Materials (Exposure Chamber Me...2022-03-31
  • ISO 21806-13-2021道路车辆 面向媒体的系统传输(MOST) 第13部分:50mbit /s平衡媒体物理层一致性测试计划Road veh...2022-03-31
  • DIN EN ISO 10993-12-2021Biological evaluation of medical devices - Part 12: Sample preparation and reference...2022-03-31
  • BS EN IEC 60757-2021Code for designation of colours2022-03-31
  • DIN EN ISO 3834-4-2021Quality requirements for fusion welding of metallic materials - Part 4: Elementary qua...2022-03-31
  • BS ISO/IEC 19795-1-2021Information technology. Biometric performance testing and reporting. Principles and f...2022-03-31