首次发现无花果沙雷氏菌可以生产絮凝剂。

It is first time to discover Serratia ficaria as flocculant-producing bacteria.

youdao

首次发现无花果沙雷氏菌可以生产絮凝剂。

It is first time to discover Serratia ficaria as flocculant-producing bacteria.

youdao