GB/T 32077-2025 Chinese PDF (GB /T32077-2025) GB/T 27534.3-2025 24-2025_Chinese: Methods for chemical analysis

24-2025_Chinese: Methods for chemical analysis of magnesium and magnesium alloys - Part 24: Determination of trace impurity elements contents - Glow discharge mass spectrometry (Chinese: 镁及镁合金化学分析方法 第24部分：痕量杂质元素的测定 辉光放电质谱法)

4-2025_Chinese: Assembled spectacles - Part 4: Multifocal and power-variation near-vision spectacles (Chinese: 配装眼镜 第4部分：多焦和渐变焦老视成镜)

GB/T 42567

11-2024_Chinese: Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing

English versions: GB/T 17215

GB/T 32077-2025 Chinese PDF (GB /T32077-2025) GB/T 27534.3-2025 24-2025_Chinese: Methods for chemical analysisGB T 32077 2025_Chinese: Wind energy generation systems Pitch system of wind turbines (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32077 2025