Site quality class的意思|示意

Protect water quality and conserve potable water resource by treating domestic wastewater to exceed Class 1A discharge standards and use for site irrigation.

通过市政污水处理来满足1A级的水质排放标准，并用于灌溉用水，从而达到保护水质，保护饮用水资源的目的。

The flow of wealth to your Web site into a high-quality free or low cost traffic-generation tools and first-class training program.

流动的财富，您的网站成为一个高品质的免费或低费用的交通新一代工具和一流的训练计划。