US$ 125.21
GB/T 31904-2024 Chinese PDF (GB/T31904-2024) GB/T 27651-2023 English versions: GB/T 45439-2025
$34.95
Description
English versions: GB/T 45439-2025
2-2023_Chinese: Belt drives - Geometrical inspection of grooves for classical and narrow V-Pulleys - Part 2: System based on effective width (Chinese: 带传动 普通和窄V带轮槽形检验 第2部分:有效宽度制)
English versions: GB/T 23595
English versions: GB/T 45089-2024
measuring or monitoring of protective measures - Part 7: Phase sequence (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7部分:相序)
GB/T 31904-2024 Chinese PDF (GB/T31904-2024) GB/T 27651-2023 English versions: GB/T 45439-2025GB T 31904 2024_Chinese: Nonwoven adhesive interlining (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 31904 2024
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