GB/T 45021.1-2024 Chinese PDF (GB /T45021.1-2024) GB/T 17215.241-2025 GB/T 16981-2025_Chinese: Information technology -

GB/T 16981-2025_Chinese: Information technology - Office equipment - Copying machines and multi-function devices - Information to be included in specification sheets and related test methods (Chinese: 信息技术 办公设备 复印机和多功能设备 规格表中包含的基本内容和相关测试方法)

“dry” and “wet” conditions (Chinese: 金属和合金的腐蚀 循环暴露在盐雾、“干”和“湿”条件下的加速试验)

English versions: GB/T 45104-2024

20-2024_Chinese: Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 20: Determination of minor amounts of fluorine and chlorine in rare earth oxides - Ion chromatography method (Chinese: 稀土金属及其氧化物中非稀土杂质化学分析方法 第20部分：稀土氧化物中微量氟、氯的测定 离子色谱法)

GB/T 23595

GB/T 45021.1-2024 Chinese PDF (GB /T45021.1-2024) GB/T 17215.241-2025 GB/T 16981-2025_Chinese: Information technology -GB T 45021. 1 2024_Chinese: Photovoltaic (PV) module performance testing and energy rating Part 1: Irradiance and temperature performance measurements and power rating (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45021. 1 2024