GB/T 45573-2025 Chinese PDF (GB /T45573-2025) GB/T 45135-2024 3-2024_Chinese: Optics and photonics -

3-2024_Chinese: Optics and photonics - Microlens arrays - Part 3: Test methods for optical properties (Chinese: 光学和光子学 微透镜阵列 第3部分：光学特性测试方法)

English versions: GB/T 23723

GB/T 45083-2024_Chinese: Specification for construction and management of recyclable resources sorting center (Chinese: 再生资源分拣中心建设和管理规范)

12-2025_Chinese: Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing

GB/T 45573-2025 Chinese PDF (GB /T45573-2025) GB/T 45135-2024 3-2024_Chinese: Optics and photonics -GB T 45573 2025_Chinese: Evaluation and measurement methods for vibration level of gas fuel combustion chambers (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45573 2025