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混合制冷剂
 混合制冷剂
oil.proc. mixed refrigerant
| 复叠系统
 复叠系统
refrig. cascade system

to phrases
混合制冷剂 hùnhézhì lěngjì
oil.proc. mixed refrigerant
混合制冷剂: 13 phrases in 3 subjects
Oil processing plants2
Refrigeration9
Technology2