The mineral oils are a mix of several hydrocarbons with different length of carbon chain.
矿物油是一种混合物，由长短不一的碳链和几个碳氢化合物混合而成。
This is perhaps the best thing the class has over the mineral based oils.
这也许就是全合成油好于矿物油最突出的天方了。
This is perhaps the best thing the class has over the mineral based oils.
这也许就是全合成油好于矿物油最突出的天方了。
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