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如果合成机油是Synthetic Oil, 那么对严寒有帮助:+ J" {; T2 V% a/ a$ w' m, m- S; N( i
An 0W-30 synthetic oil is capable of pumping easily at -62 degrees F and flowing at even lower temperatures. Conventional oils are essentially frozen solid at that temperature, so there's simply no conventional equivalent to this new grade. There are 5W-30 conventional and synthetic oils, but even here, the synthetic has a real-world advantage: Mobil 1's 5W-30 will pump at -58-degrees F, compared to about -35-degrees F for a conventional oil.
/ J; s. z6 {) E, j; C: Q% c不过,我的车用的就是SYNTHETIC OIL,今天早晨也没打着车。到下午暖和一些后才打着。天实在太冷了。 |
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