... poor concrete 贫混凝土 poor quality concrete 劣质混凝土 pop corn concrete 大孔状混凝土 ...
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poor-quality concrete 劣质混凝土
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The thesis has some practical value. It makes exposition and conclusion about constructing links of cement concrete roads and the reasons for arising poor quality.
本文就水泥混凝土路面施工环节及产生质量问题的原因进行了阐述和归纳，有一定的实用意义。
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