betain
常见例句
- In the problem of worse treatment efficiency of ASBBR reactor at low temperature, by increasing biofilm density and adding betain . can improve the efficiency of the reactor.
对于低温下ASBBR反应器处理效能降低的问题，采用增加反应器挂膜密度及投加甜菜碱的方法改善了反应器的效能。 返回 betain