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3-2025_Chinese: Non-destructive testing - Ultrasonic testing block - Part 3: Calibration block for curved surface (Chinese: 无损检测 超声检测试块 第3部分：曲面检测标准试块)
English versions: GB/T 18978
2-2024_Chinese: Devices and integration in enterprise systems - Function blocks(FB) for process control and electronic device description language(EDDL) - Part 2: Specification of FB concept (Chinese: 企业系统中的设备和集成 过程控制用功能块（FB）和电子设备描述语言（EDDL） 第2部分：FB概念规范)
1-2025_Chinese: Quality requirements for starch sugar - Part 1: Edible dextrose (Chinese: 淀粉糖质量要求 第1部分：食用葡萄糖)
4-2025_Chinese: Assembled spectacles - Part 4: Multifocal and power-variation near-vision spectacles (Chinese: 配装眼镜 第4部分：多焦和渐变焦老视成镜)
GB/T 22252-2024 Chinese PDF (GB /T22252-2024) GB/T 22451-2024 3-2025_Chinese: Non-destructive testing - UltrasonicGB T 22252 2024_Chinese: Determination of coenzyme Q10 in health foods (Chinese: Q10) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22252 2024
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