GB/T 43248-2023 Chinese PDF (GB/T43248-2023) GB/T 23595.7-2025 2-2024_Chinese: Specification for operational safety

2-2024_Chinese: Specification for operational safety assessment of urban rail transit - Part 2: Monorail (Chinese: 城市轨道交通运营安全评估规范 第2部分：单轨)

GB/T 45020-2024_Chinese: Methods for chemical analysis of niobium hafnium alloys - Determination of trace impurity elements content - Inductively coupled plasma mass spectrometry (Chinese: 铌铪合金化学分析方法 痕量杂质元素的测定 电感耦合等离子体质谱法)

use and maintenance of detectors for flammable gases and oxygen (Chinese: 爆炸性环境用气体探测器 第2部分：可燃气体和氧气探测器的选型、安装、使用和维护)

GB 44702-2024_Chinese: Specification for the limitation of harmful substances found in watch casings contacting directly with skin (Chinese: 直接接触人体皮肤的手表外观件中有害物质限量的规定)

GB/T 45515-2025_Chinese: Quality grading of consumer products - Lighting products (Chinese: 消费品质量分级 照明产品)

GB/T 43248-2023 Chinese PDF (GB/T43248-2023) GB/T 23595.7-2025 2-2024_Chinese: Specification for operational safetyGB T 43248 2023_Chinese: Electric and hybrid electric road vehicles Radio disturbance characteristics Limits and methods of measurement for the protection of off board receivers below 30MHz (Chinese: 30MHz) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43248 2023