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GB/T 13511
1编码规则 第1部分:基本编码规则（BER）、正则编码规则（CER）和非典型编码规则（DER）规范)
Canonical Encoding Rules(CER) and Distinguished Encoding Rules(DER) (Chinese: 信息技术 ASN
GB/T 11730-2025_Chinese: Rural domestic water quantity (Chinese: 农村生活饮用水量)
English versions: GB 45671-2025
GB 5009.307-2025 Chinese PDF GB 5009.183-2025 GB/T 13511GB 5009. 307 2025_Chinese: National food safety standard Determination of formaldehyde in foods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 5009. 307 2025
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