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。

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

youdao

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。

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

youdao