GB/T 20936.2-2024 Chinese PDF (GB/T20936.2-2024) GB/T 45140-2025 English versions: GB/T 6147-2025

English versions: GB/T 6147-2025

6-2024_Chinese: Wheelchairs - Part 6: Determination of maximum speed of electrically powered wheelchairs (Chinese: 轮椅车 第6部分：电动轮椅车最大速度的测定)

GB/T 44854-2024_Chinese: Requirements for equipment and management of energy measuring instruments in logistics service provider (Chinese: 物流企业能源计量器具配备和管理要求)

7-2024_Chinese: Reciprocating internal combustion engine driven alternating current generating sets - Part 7: Technical declarations for specification and design (Chinese: 往复式内燃机驱动的交流发电机组 第7部分：用于技术条件和设计的技术说明)

GB/T 15324-2023_Chinese: Test method of the physical properties for inner tube of aircraft tyres (Chinese: 航空轮胎内胎物理性能试验方法)

GB/T 20936.2-2024 Chinese PDF (GB/T20936.2-2024) GB/T 45140-2025 English versions: GB/T 6147-2025GB T 20936. 2 2024_Chinese: Gas detectors for explosive atmospheres Part 2: Selection, installation, use and maintenance of detectors for flammable gases and oxygen (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 20936. 2 2024