GB/T 23101.4-2023 Chinese PDF (GB/T23101.4-2023) GB/T 29389-2024 English versions: GB/T 12538-2023

English versions: GB/T 12538-2023

English versions: GB 19053-2024

GB/T 45460-2025_Chinese: Steel wire ropes - Determination of the transverse rigidity of steel wire ropes under no axial load condition (Chinese: 钢丝绳 在无轴向载荷条件下钢丝绳径向刚度的测定)

13-2024_Chinese: Wheelchair seating - Part 13: Determination of the lateral stability property of a seat cushion (Chinese: 轮椅车座椅 第13部分：座垫侧向稳定性的测定)

TN and IT systems (Chinese: 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第11部分：TT、TN和IT系统中剩余电流监视器（RCM）的有效性)

GB/T 23101.4-2023 Chinese PDF (GB/T23101.4-2023) GB/T 29389-2024 English versions: GB/T 12538-2023GB T 23101. 4 2023_Chinese: Implants for surgery Hydroxyapatite Part 4: Determination of coating adhesion strength (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23101. 4 2023