而不是直接連進pipe,這樣水可以通過catch basin 上麵的有孔的蓋子,流入drain systems,可以避免樹葉進入係統。
而不是直接連進pipe,這樣水可以通過catch basin 上麵的有孔的蓋子,流入drain systems,可以避免樹葉進入係統。
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