K歌 发表于 2014-6-5 11:28 ' w. s5 I3 v: Z3 A) S3 O5 r' T
把泥巴挖了填上沙和石块就不会有了,这要很多钱。
/ y8 B) D. ~+ r2 w! i) \% I1 ?& s那为什么langdale in windermere的旧湖里,land developer愿意花钱铺石头喔?langdale in windermere的新湖里还没有做好,但是已经有好几块非常大的石头在湖中央了。鹅和鸭子就在湖中央的石头上单脚站着。
7.2.3 Maintenance Responsibilities* G. Z; W: z9 c' _2 n' v
The municipality is the authority ultimately responsible for the operation and maintenance . t# s2 l" o# ]( Zof urban stormwater management facilities.