GB/T 20715-2024 Chinese PDF (GB/T20715-2024) GB/T 13651-2023 English versions: GB/T 45591-2025

English versions: GB/T 45591-2025

GB/T 19923-2024_Chinese: Reuse of urban recycling water - Water quality standard for industrial uses (Chinese: 城市污水再生利用 工业用水水质)

GB/T 1503-2024_Chinese: Cast steel rolls (Chinese: 铸钢轧辊)

GB/T 31033-2025_Chinese: Technical requirements for well control technology of oil and gas drilling (Chinese: 石油天然气钻井井控技术要求)

GB/T 17630-2024_Chinese: Geosynthetics - Dynamic perforation test - Cone drop method (Chinese: 土工合成材料 动态穿孔试验 落锥法)

GB/T 20715-2024 Chinese PDF (GB/T20715-2024) GB/T 13651-2023 English versions: GB/T 45591-2025GB T 20715 2024_Chinese: Milk replacer for calves (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20715 2024