The great oxygenators of the Earth are the kelp forests and the algae that live in the oceans.
地球上伟大的氧气制造者是海草林和居住在海洋里的海藻，不是雨林，尽管它们也对制造氧气有所贡献。
2
We've established a close partnership with Covestro in the design and production of oxygenators since 2008 and reached a proper balance between benefits and costs.
Wego New Life medical Devices Co., Ltd, a well-known medical device manufacturer in China, has found Covestro polycarbonate an ideal material for membrane oxygenators to ensure safety for patients.