GB/T 23453-2025 Chinese PDF (GB /T23453-2025) GB/T 13963-2025 GB/T 20405
$39.00
Description
GB/T 20405
English versions: GB/T 19480-2025
English versions: GB 45188-2024
5-2024_Chinese: Condition monitoring and diagnostics of machines - Requirements for qualification and assessment of personnel - Part 5: Lubricant laboratory technician/analyst (Chinese: 机器状态监测与诊断 人员资格与人员评估的要求 第5部分：润滑剂实验室技术人员/分析人员)
1-2025_Chinese: Test methods of rare earth phosphors for LED - Part 1: Determination of spectrum (Chinese: LED用稀土荧光粉试验方法 第1部分：光谱的测定)
GB/T 23453-2025 Chinese PDF (GB /T23453-2025) GB/T 13963-2025 GB/T 20405GB T 23453 2025_Chinese: Natural limestone slab for building (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23453 2025
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