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R134a的制冷系统高低压应该保持在多少-土木 …
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R134a的制冷系统高低压应该保持在多少-土木 …
Website URL:
http://bbs.co188.com/thread-1162183-1-1.html
Category:
Locks
如果我把原来充F22制冷剂的系统,充入F134a的话,它的高低压值还应该跟F22一样吗?
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