GB/T 42442.2-2024 Chinese PDF (GB/T42442.2-2024) GB/T 45624-2025 English versions: GB/T 34575-2023

English versions: GB/T 34575-2023

English versions: GB/T 30416-2024

8-2024_Chinese: Solid insulating materials - Dielectric and resistive properties - Part 8: Determination of dielectric properties(AC method) - Relative permittivity and dielectric dissipation factor(frequencies 1 MHz~300 MHz) (Chinese: 固体绝缘材料 介电和电阻特性 第8部分：测定介电特性（AC方法） 相对介电常数和介质损耗因数（频率 1 MHz~300 MHz）)

English versions: GB 44016-2024

GB/T 42442.2-2024 Chinese PDF (GB/T42442.2-2024) GB/T 45624-2025 English versions: GB/T 34575-2023GB T 42442. 2 2024_Chinese: Smart city Smart parking Part 2: Data requirements (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 42442. 2 2024