GB/T 37820.1-2024 Chinese PDF (GB/T37820.1-2024) GB/T 19812.7-2024 English versions: GB/T 14949

English versions: GB/T 14949

GB/T 45131-2025_Chinese: Analysis of water used in boiler and cooling system - Determination of phosphate

GB/T 45201-2024_Chinese: Specification for social E-commerce platform management (Chinese: 社交电子商务平台管理规范)

5 kV）和110 kV（Um=126 kV）交联聚乙烯绝缘电力电缆及其附件 第2部分: 电缆)

GB/T 10781

GB/T 37820.1-2024 Chinese PDF (GB/T37820.1-2024) GB/T 19812.7-2024 English versions: GB/T 14949GB T 37820. 1 2024_Chinese: Ships and marine technology Design, location and use of shipboard safety signs, fire control plan signs, safety notices and safety markings Part 1: Design principles (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 37820. 1 2024