| cement |
The gray powder that is the "glue" in concrete. Portland cement. Also, any adhesive.
출처: www.sagewoodhomes.com/index.cfm
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| cement |
Natural or synthetic material that binds rock particles together. In sedimentary rocks this may be silica, carbonate, clay or iron oxide.
출처: www.shef.ac.uk/architecture/main/gallery/gal/diplo...
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| cement |
This is both natural and artificial; the first is that which acts in the formation of the Marble, joining together the different parts; the second is composed by the Marble workers for uniting and gluing the Marbles when worked, and for filling the cavities which are found in some stones and Marbles.
출처: www.cagenweb.com/quarries/articles_and_books/marbl...
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| cement |
a grey powder which, when combined with water and other materials, forms concrete.
출처: www.homesite.com.au/renovate/tips_and_guides/gloss...
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| cement |
Comes from heating chalk or limestone. 'Portland Cement' so named from its resemblance to Portland Stone and was patented in early 19th century.
출처: dspace.dial.pipex.com/town/square/fk26/localpast/9...
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