GB/Z 45378-2025 Chinese PDF (GB /Z45378-2025) GB/T 45088-2024 GB/T 32865-2025_Chinese: Quality requirements and

GB/T 32865-2025_Chinese: Quality requirements and test methods for tight sandstone gas products (Chinese: 致密砂岩气产品质量要求和试验方法)

GB/T 23718

GB/T 45608-2025_Chinese: Gas-filled ionization chamber for X and γ-ray (Chinese: X、γ射线充气电离室)

English versions: GB/T 14851-2025

English versions: GB/T 45540-2025

GB/Z 45378-2025 Chinese PDF (GB /Z45378-2025) GB/T 45088-2024 GB/T 32865-2025_Chinese: Quality requirements andGBZ45378 2025_Chinese: Non destructive testing Methods for absolute calibration of acoustic emission transducers by the reciprocity technique (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GBZ45378 2025