对一组不同浓度的酒精溶液进行了测量实验，浓度测量绝对误差小于0.02%。

Different concentrations of a set of alcohol solution were measured experimentally; the system measurement error is no more than 0.02 %.

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利用实验室配制的不同浓度的酒精溶液及市场上销售的不同度数的酒精饮料，进行了闪点测试。

Showing a flash point experiment it is conducted with laboratory-made alcohol liquid of different densities and market-supplied spirit containing different levels of alcohol.

youdao

利用实验室配制的不同浓度的酒精溶液及市场上销售的不同度数的酒精饮料，进行了闪点测试。

Showing a flash point experiment it is conducted with laboratory-made alcohol liquid of different densities and market-supplied spirit containing different levels of alcohol.

youdao