JIS B 8626-1993 Refrigerating unit coolers -- Test methods for capacity《制冷装置冷却器 制冷能力的试验方法》.pdf

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JIS Z0150-2018 Packaging -- Distiribution packaging -- Graphical symbols for handling and storage of packages《包装 畸变包装 包装处理和储存用图形符号》.pdf

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