GB/T 45552-2025 Chinese PDF (GB /T45552-2025) GB/T 45126-2025 2-2025_Chinese: Household electric direct-acting room

2-2025_Chinese: Household electric direct-acting room heaters - Methods for measuring performance - Part 2: Additional provisions for the measurement of the radiant factor (Chinese: 家用直接作用式房间电加热器 性能测试方法 第2部分：辐射系数测量的附加规定)

English versions: GB/T 45105-2024

English versions: GB/T 31015-2024

GB/T 45526-2025_Chinese: Specification for corrections product of BDS/global navigation satellite system(GNSS) precise point positioning real-time kinematic state space representation (Chinese: 北斗/全球卫星导航系统（GNSS）实时动态精密单点定位状态域改正产品规范)

GB/T 45552-2025 Chinese PDF (GB /T45552-2025) GB/T 45126-2025 2-2025_Chinese: Household electric direct-acting roomGB T 45552 2025_Chinese: Technical specification for Bombyx mori genetic resource survey (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45552 2025