GB/T 6594.2-2025 Chinese PDF (GB /T6594.2-2025) GB/T 45550-2025 1-2025_Chinese: Geometrical product specifications (GPS)

1-2025_Chinese: Geometrical product specifications (GPS) - X-ray three dimensional size measuring machines - Part 1: Vocabulary (Chinese: 产品几何技术规范（GPS） X射线三维尺寸测量机 第1部分：词汇)

GB/T 45016-2024_Chinese: Test methods for mechanical automatic tensioner of accessory belt drive system of engine (Chinese: 发动机附件带传动系统机械式自动张紧轮试验方法)

English versions: GB/T 44386-2024

English versions: GB/T 23025-2024

GB/T 45542-2025_Chinese: Specification for integrated energy efficiency evaluation of industrial boilers (Chinese: 工业锅炉综合能效评价技术规范)

GB/T 6594.2-2025 Chinese PDF (GB /T6594.2-2025) GB/T 45550-2025 1-2025_Chinese: Geometrical product specifications (GPS)GB T 6594. 2 2025_Chinese: Plastics Polystyrene(PS) moulding and extrusion materials Part 2: Preparation of test specimens and determination of properties (Chinese: PS 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 6594. 2 2025