mineral ether
英
美
- 石油醚
双语例句
- Study on Chemical Components of Petroleum Ether Fraction of Alcohol Extract from the Leaves of Cunninghamia lanceolata Hook.
杉木叶醇提物中石油醚溶解组分的化学成分分析。 - On contrast, the anti-feeding effects of the extracts from petroleum ether and ethyl acetate to small vegetable-moth are smaller than those to armyworm.
但对小菜蛾而言，石油醚萃取物和乙酸乙酯萃取物的拒食作用不如对粘虫作用明显。
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