By the carbonification degree in the concentrated sulphuric acid, the mineral wax, such as paraffin wax added can be determined.
根据蜂蜡中的烃类在浓硫酸中可被炭化,加入的石蜡等矿蜡不被炭化来测定此类掺杂
。
By the carbonification degree in the concentrated sulphuric acid, the mineral wax, such as paraffin wax added can be determined.
根据蜂蜡中的烃类在浓硫酸中可被炭化,加入的石蜡等矿蜡不被炭化来测定此类掺杂
。
声明:以上句、词性分类均由互
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