建缓坡,Contractor比较省事,价钱预先谈好了吗?
所有跟帖:
• 价钱谈好了。按susan_xv的指点,算出大约为3%的坡度。其它都是小事,最担心滑的差别有多大。 -守月- ♀ (0 bytes) () 10/16/2017 postreply 12:57:22
• 价钱谈好了。按susan_xv的指点,算出大约为3%的坡度。其它都是小事,最担心滑的差别有多大。 -守月- ♀ (0 bytes) () 10/16/2017 postreply 12:57:22
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