释义 |
rolled-compactness 英'rəʊldkəmp'æktnəs美'rəʊldkəmp'æktnəs 基本例句 密实¹⁰⁰ The adoption of fine aggregates can reduce the separation of aggregates and improve the compactness and surface smoothness of concrete of the sidewall.配合比中用小区料作骨料,能减少骨料分离,提高边墙混凝土密实性及表面平整度。 |