结果表明：三种方法提取印度紫檀挥发油的化学成分有差异。

The results indicated that the volatile oil compounds extracted out using the three methods were different.

youdao

结果表明：三种方法提取印度紫檀挥发油的化学成分有差异。

The results indicated that the volatile oil compounds extracted out using the three methods were different.

youdao