There're many techniques of extracting limonene from the peels of oranges, but all involves organic impregnant.

从橙皮中提取柠檬烯的方法很多，但是都离不开有机溶剂提取。

youdao

There're many techniques of extracting limonene from the peels of oranges, but all involves organic impregnant.

从橙皮中提取柠檬烯的方法很多，但是都离不开有机溶剂提取。

youdao