question of pressure is relevant .

來源: wooddiy 於 2011-07-10 06:31:02 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (128 bytes)

There are two kinds of coolant. The old one R12, the obseloted one is low pressure. The new one R134 is higher pressured.

請您先登陸，再發跟帖！