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。

The mineral oils are a mix of several hydrocarbons with different length of carbon chain.

youdao

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。

The mineral oils are a mix of several hydrocarbons with different length of carbon chain.

youdao