GB/T 45554-2025 Chinese PDF (GB /T45554-2025) GB/T 45650-2025 GB/T 45650-2025_Chinese: Air source heat

GB/T 45650-2025_Chinese: Air source heat pump packages with carbon dioxide as refrigerants (Chinese: 二氧化碳空气源热泵机组)

palladium contents - Inductively coupled plasma mass spectrometry method (Chinese: 铁矿石 金、银、铂、钯含量的测定 电感耦合等离子体质谱法)

English versions: GB/T 25936

English versions: GB/T 17925-2024

English versions: GB/T 35150

GB/T 45554-2025 Chinese PDF (GB /T45554-2025) GB/T 45650-2025 GB/T 45650-2025_Chinese: Air source heatGB T 45554 2025_Chinese: Specification for pig performance testing (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45554 2025