Koerting ejectors for the aeration process. 科尔庭喷射泵曝气工艺用。
Some researches and projects showed that aeration was an available way to dispel water blackening and stink and renew the ecological function of water bodies gradually. 实验室和工程实践证明，对河道进行曝气充氧可以消除河道黑臭，使水体逐步恢复自然的生态功能。
