在线免费观看亚洲,亚洲黄色免费网,美女网站视频毛片一区,男女下面进入刺激视频,大陆国产传媒毛片在线,60分钟一级毛片免费看,四虎成人免费视频

1, can be recorded according to the water consumption and electronic display

2. The water consumption is controlled according to the agreement, and the water fee calculation of the tiered water price is automatically completed. The water data storage function can be carried out

3. Data transfer and transaction settlement are carried out by IC card, which makes the transaction convenient and the calculation more accurate.