GB/T 42558.2-2024 Chinese PDF (GB/T42558.2-2024) GB/T 32223-2025 English versions: GB/T 2909-2025

English versions: GB/T 2909-2025

English versions: GB/T 2773-2025

LED luminaires and LED modules for horticulture lighting - Performance specifications (Chinese: 植物照明用LED灯、LED灯具和LED模块 性能规范)

GB/T 25139-2025_Chinese: Ceramic foam filter for foundry (Chinese: 铸造用泡沫陶瓷过滤网)

1-2025_Chinese: Plastics - Determination of tensile properties - Part 1: General principles (Chinese: 塑料 拉伸性能的测定 第1部分：总则)

GB/T 42558.2-2024 Chinese PDF (GB/T42558.2-2024) GB/T 32223-2025 English versions: GB/T 2909-2025GB T 42558. 2 2024_Chinese: Seismic techniques of electrical equipment in converter station on plateau Part 2: Specification for seismic design (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42558. 2 2024