... grade等级 Gradedaggregate级配骨材 Gradedstandardsand级配标准沙 ...
基于4个网页-相关网页
well-gradedaggregate 良级配骨料
close-gradedaggregate 密级配骨料
fully-gradedaggregate 全级配骨料
dense-gradedaggregate 密级配骨料
poorly-gradedaggregate 劣级配骨料
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