GB/T 45434.1-2025 Chinese PDF (GB /T45434.1-2025) GB/T 16702.2-2025 GB/T 4213-2024_Chinese: Pneumatic control valves

GB/T 4213-2024_Chinese: Pneumatic control valves (Chinese: 气动控制阀)

English versions: GB/T 44959

English versions: GB/T 44808

GB/T 45039-2024_Chinese: Terminology of deer farming (Chinese: 养鹿业术语)

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 45434.1-2025 Chinese PDF (GB /T45434.1-2025) GB/T 16702.2-2025 GB/T 4213-2024_Chinese: Pneumatic control valvesGB T 45434. 1 2025_Chinese: China standard time Part 1: General principle (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 45434. 1 2025