loose porous structure的意思|示意

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疏松多孔结构

疏松多孔结构 ... 孔洞被堵塞 the holes were obliterated 结构变的松散 structure became looser 疏松多孔结构 loose porous structure ...

Both of the coarse and fine light-weight aggregates in the concrete were natural calcium carbonate nucleations with loose and porous structure.

“混凝土”中的轻质粗、细集料是一种组织疏松、多孔的天然碳酸钙结核。