GB/T 45372-2025 Chinese PDF (GB /T45372-2025) GB/T 18978.20-2024 GB/T 24589

GB/T 24589

GB/T 45471-2025_Chinese: Test method for mode III interlaminar fracture toughness of carbon fiber reinforced composite materials - Edge crack torsion method (Chinese: 碳纤维增强复合材料Ⅲ型层间断裂韧性的测定 边缘裂纹扭转法)

1-2024_Chinese: Technical requirements and test methods for on-board positioning system - Part 1: Satellite positioning (Chinese: 车载定位系统技术要求及试验方法 第1部分：卫星定位)

GB/T 34430

GB/T 38055

GB/T 45372-2025 Chinese PDF (GB /T45372-2025) GB/T 18978.20-2024 GB/T 24589GB T 45372 2025_Chinese: Determination of phenols in liquid products from coal chemical industry Comprehensive two dimensional gas chromatography mass spectrometry hydrogen flame ionization detector (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45372 2025