GB/T 45108-2024 Chinese PDF (GB /T45108-2024) GB/T 43257.4-2024 3-2025_Chinese: Non-destructive testing - Ultrasonic

3-2025_Chinese: Non-destructive testing - Ultrasonic testing block - Part 3: Calibration block for curved surface (Chinese: 无损检测 超声检测试块 第3部分：曲面检测标准试块)

English versions: GB/T 44964-2024

English versions: GB/T 45153-2024

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)

GB/T 34680

GB/T 45108-2024 Chinese PDF (GB /T45108-2024) GB/T 43257.4-2024 3-2025_Chinese: Non-destructive testing - UltrasonicGB T 45108 2024_Chinese: Recycling materials for platinum group metals (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45108 2024