把陷下去的一段反方向重托起來,把松土耙掉,直到实土暴露,再往里往下灌水泥。
这个算大麻烦
•
是的,但仅此而矣,价钱就看这难度有多大,幸而一般都不可能是深陷。
-梁山sl-
♂
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08/01/2012 postreply
17:34:40
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