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... 磚石工程砌塊規(guī)范.第6部分:天然石料磚石工程砌塊 Specification for masonry units - Part 6: Natural stone masonry units ...
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... 用壓力沖洗水泥、磚石和天然石料表面的除涂鴉的覆層有效性測(cè)定的標(biāo)準(zhǔn)實(shí)施規(guī)程 Standard Practice for Determination of the Effectiveness of Anti-Graffit...
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