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aggregate gradation中文什么意思

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Study on pavement performance of hma mix ' s aggregate gradations near restricted zone
瀝青混合料禁區路用性能研究
Firstly , aggregate particles of various sizes were generated for a given aggregate gradation curve and aggregate area fraction
首先，按照骨料級配曲線和面積百分比，生成各種尺寸的骨料顆粒。
Extraction tests were conducted on asphalt concrete specimens sampled from field roads . asphalt concrete and aggregate gradation were compared to design and acceptance specifications
對實際路面取樣進行了抽提試驗并與規范進行了比較分析。
The paper has put forward and testified four utilizable aggregate gradation . because the method of preparing samples has certain effect on material property parameter of mixture , the paper recommend static preparing method be adopted
試件成型方法對大孔隙水泥穩定碎石混合料的材料性能參數有一定的影響，本文推薦室內試件成型方法為靜壓成型。
Research results indicate that aggregate gradation extracted from field samples are out of gradation bounds specified in the design file , which can be one of the contributing factors in the development of pavement distress , especially premature failure
研究結果表面瀝青混合料的級配超出設計范圍可能是影響路面長期性能并呈現早期破壞的原因之一。