JUS M E7 012-1993 Refrigerating plants - Flow sheets of refrigerating plants - Graphical symbols《制冷设备 制冷设备流程图 图形符号》.pdf

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I-1606-1981 《制冷设备 象征性制冷原料和设备 》.pdf

MSZ 11101-1963 《制冷设备安全标准》.pdf

JB T 7249-1994 制冷设备术语.pdf

JB T 7249-1994 制冷设备术语.pdf

GB T 26205-2010 制冷空调设备和系统 减少卤代制冷剂排放规范.pdf

STAS 6939-1964 《制冷设备 黄铜锥形螺母大小》.pdf

STAS 10958-1977 Refrigerating equipment REFRIGERATING PLANTS BY ABSORBTION WITH HYDROAMMONIACAL SOLUTION《制冷设备 吸收氨水溶液的制冷装置》.pdf

JUS M E7 011-1993 Refrigerating plants - Flow sheets of refrigerating plants - Types of flow sheets《制冷设备 制冷设备流程图 流程图类型》.pdf

STAS 6938-1964 《制冷设备 黄铜弯管大小》.pdf

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