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English versions: GB/T 45281-2025
YY/T 0107-2024_Chinese: A mode ultasonic biometer for ophthalmology scanner (Chinese: 眼科A型超声测量仪)
English versions: GB/T 45295-2025
4-2025_Chinese: Geometrical product specifications (GPS) - X-ray three dimensional size measuring machines - Part 4: Evaluation of uncertainty in measurement (Chinese: 产品几何技术规范（GPS） X射线三维尺寸测量机 第4部分：测量不确定度评定)
English versions: GB 17167-2025
GB 175-2023 Chinese PDF GB/T 45644-2025 English versions: GB/T 45281-2025GB 175 2023_Chinese: Common Portland cement (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 175 2023
