GB/T 13631-2023 Chinese PDF (GB/T13631-2023) GB/T 45619-2025 GB/T 44797-2025_Chinese: Microwave hybrid integrated

GB/T 44797-2025_Chinese: Microwave hybrid integrated circuits - Synthesized frequency sources (Chinese: 微波混合集成电路 合成频率源)

1-2025_Chinese: Sterilization of health care products - Chemical indicators - Part 1: General requirements (Chinese: 医疗保健产品灭菌 化学指示物 第1部分：通则)

1-2024_Chinese: Financial information technology - Data interface of accounting software - Part 1: Enterprise (Chinese: 财经信息技术 会计核算软件数据接口 第1部分：企业)

GB/T 45472-2025_Chinese: Prefabricated insulation pipes for overhead and utility tunnel (Chinese: 架空和综合管廊用预制保温管道)

GB/T 14157-2023_Chinese: Terminology of hydrogeology (Chinese: 水文地质术语)

GB/T 13631-2023 Chinese PDF (GB/T13631-2023) GB/T 45619-2025 GB/T 44797-2025_Chinese: Microwave hybrid integratedGB T 13631 2023_Chinese: Criteria for the design of the supplementary control room of nuclear power plant (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13631 2023