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1 encoding rules - Part 1: Specification of Basic Encoding Rules(BER)
GB/T 45031-2024_Chinese: Technical guidelines for monitoring and effectiveness evaluation of seagrass bed ecological restoration (Chinese: 海草床生态修复监测与效果评估技术指南)
English versions: GB/T 20656-2023
English versions: GB/T 3903
GB/T 20656-2023 Chinese PDF (GB/T20656-2023) GB/T 44883-2024 1 encoding rules - PartGB T 20656 2023_Chinese: Petroleum and natural gas industries Field inspection of new casing, tubing and drill pipe (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20656 2023
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