So searching for suitable synthetical method is the key to succeed in obtaining PPAHs.

因此，合适的合成方法是成功获得全氯代芳香化合物的关键。

youdao

So searching for suitable synthetical method is the key to succeed in obtaining PPAHs.

因此，合适的合成方法是成功获得全氯代芳香化合物的关键。

youdao