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枫下家园 / 美丽家居 / 请问两块水泥大石板之间的缝隙填的是什么东西吗（象人行道上的石板）？摸上去软软的，看上去像是沙子粘在一起似的。发现也有些人家后院填的是白色的东西，也不知是什么东西？请问有人知道吗？谢谢！!
-yuzipipi(玉子皮皮);
2008-8-5
(#4598677@0)
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base sand or limstone, sales in canadiantire
-guan1003(david);
2008-8-6
(#4600225@0)
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base sand is regular sand? or special sand? And what is limstone? this can be fill in joint? Thanks!
-yuzipipi(玉子皮皮);
2008-8-6
(#4600800@0)
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silicon.我猜的.跟国内粘柜台玻璃的东东一样.
-647i(though);
2008-8-6
(#4600804@0)
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silicon 可以经得起石板之间的热胀冷缩吗？
-yuzipipi(玉子皮皮);
2008-8-6
(#4600817@0)
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silicon本身是柔软的东西,正好配合吗
-647i(though);
2008-8-6
(#4601434@0)