基建投资效果 effect of capital construction investment
- 试验表明,本系统对这类污水处理效果好,并具有良好的经济技术指标。如生化速率快、工艺简单可靠、基建投资省等。
The test shows that jet3 aeration process has the advantages of high degradation rate, short HRT. simple management and maintance and low capital investment.