常見例句Improve the comprehensive treatments of graywater, smoke, and tail gas. 加強(qiáng)對(duì)污水、煙氣、尾氣的綜合治理。Problems Worth Paying Attention to in Urban Graywater Reuse 關(guān)于城市中水回用中幾個(gè)值得重視的問題 返回 graywater