Starting Cumulative Value (SCV)是什么意思

用法例句

3-step cumulative mark-on was adopted for the tap water price and sewage water price, and the standards were different owing to different water users.

其中城市自来水价和污水处理收费实行3级阶梯式累进加价,针对不同用户制定不同水费标准,并对低收入群体实行减免政策。