petroleum ether造句

1、The petroleum ether extract gave 100% mortality in shortest time followed by ethyl acetate extract.
作用时间上看,石油醚组分作用时间最短,乙酸乙酯组分次之;

2、Mainly by tobacco bud extract petroleum ether extract obtained tobacco bud extract.
烤烟花蕾浸膏主要通过石油醚浸提烤烟花蕾制得浸膏。

3、It is soluble in such organic solvents as acetone, ethylether or petroleum ether instead of water.
易溶于 * 、或石油醚等有机溶剂,不溶于水。

4、This paper studied on oat oil from deshelled oat seeds by petroleum ether extraction.
本课题以脱壳燕麦为原料,经石油醚提取得到燕麦油。

5、Petroleum ether extract content increased.
石油醚提取物含量有增加

petroleum ether翻译

【化】 石油醚【医】 石油醚, 石油精【经】 石油醚 详情
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