Increasing oxygen in order to maintain the higher dissolved oxygen (DO) concentration in the water body is one of the main adjusting measures in this farming mode.

通过向养殖水体充氧，从而使水体中维持较高浓度的溶解氧，是该养殖模式水质管理的主要调控措施之一。

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Even though Bettas do well in waters low in dissolved oxygen, that does not mean they require less oxygen than other fish.

即使斗鱼做好水域溶解氧谷底，这并不意味着他们需要比其它鱼类的氧气。

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Dissolved oxygen (DO) content is a key affective factor for the biological nitrogen removal by simultaneous nitrification and denitrification.

溶解氧(DO)含量是实现同时硝化反硝化生物脱氮的关键因素之一。

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