Pay in 4 interest-free payments of $9.75 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
1) - Part 2: Information object specification (Chinese: 信息技术 抽象语法记法一（ASN
English versions: GB/T 20972
GB 20943-2025_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for AC-DC and AC-AC power supplies (Chinese: 交流-直流和交流-交流电源能效限定值及能效等级)
GB/T 23694-2024_Chinese: Risk management - Vocabulary (Chinese: 风险管理 术语)
GB/T 25045-2025_Chinese: Basalt fiber roving (Chinese: 玄武岩纤维无捻粗纱)
GB/T 20931.12-2025 Chinese PDF (GB /T20931.12-2025) GB 39800.8-2024 1) - Part 2: InformationGB T 20931. 12 2025_Chinese: Methods for chemical analysis of lithium Part 12: Determination of impurity element contents Inductively coupled plasma atomic emission spectrometry (Chinese: 12 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20931. 12 2025
US$ 179.99
US$ 19.90
US$ 71.00
US$ 63.00
US$ 24.99
US$ 55.00
