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。

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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。

youdao