kryptonshen 发表于 2017-3-7 11:10( i, j; }* P. U) r
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。 , K- I% ^% G7 w' k房子后面离fence大概1 ...
% z& g( U; ?) k4 H, |" }# l3. Not ideal, always watch out for the grading, there is a chance water will flow towards the house if proper grading not maintained.