kryptonshen 发表于 2017-3-7 11:10$ M n1 p, m7 `- Z
请教第三条的答案。后院向上的斜坡,前院的坡度会有什么不同影响吗?不是很理解。 + u4 u4 G% S5 V! b3 R房子后面离fence大概1 ...
8 ^$ x2 j* F0 R; @3. Not ideal, always watch out for the grading, there is a chance water will flow towards the house if proper grading not maintained.