YY/T 1926.2-2024 Chinese PDF (YY /T1926.2-2024) GB/T 45389-2025 GB/T 14478-2025_Chinese: Basic technical specification

GB/T 14478-2025_Chinese: Basic technical specification of inlet valves for large and medium-sized hydraulic turbines (Chinese: 大中型水轮机进水阀门基本技术规范)

GB/T 22107-2025_Chinese: Pneumatic fluid power - Directional control valves - Measurement of shifting time (Chinese: 气动 方向控制阀 切换时间的测量)

GB/T 21044-2024_Chinese: Chinese soft-shelled turtle (Chinese: 中华鳖)

GB/T 45159

English versions: GB/T 45563

YY/T 1926.2-2024 Chinese PDF (YY /T1926.2-2024) GB/T 45389-2025 GB/T 14478-2025_Chinese: Basic technical specificationYY T 1926. 2 2024_Chinese: Spinal implants Pre clinical mechanical assessment and particular requirements Parts 2: Spinal intervertebral body fusion devices (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: YY T 1926. 2 2024