this is for the part buried under surface.
tar to prevent wood from rotting.
所有跟帖:
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奥,是埋在地下的部分。想得周到~
-Sunblue-
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01/08/2023 postreply
11:55:47
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treated wood still rots, just slowlier...
-borisg-
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01/08/2023 postreply
11:58:52
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2尺够深。要是我的话,都不放水泥,直接底部填碎石子,顶部填土。将来不要了,也容易还原恢复
-Sunblue-
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01/08/2023 postreply
12:04:52