英语词汇coarse gravel怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	coarse gravel
释义	coarse gravel 简明释义粗碎石：指颗粒较大的石子或砂砾。粗砂砾：指颗粒较大的砂砾或石子。网络释义短语 1 coarse gravel sandstone 粗砾砂岩 2 layer of coarse gravel 粗石层 3 coarse-graded gravel soil 宽级配砾石土双语例句 1 Some coarse gravel loaded by the river deposited in the river channel. 河流携带的部分粗砂砾在河床上形成滞留沉积。 2 Coarse gravel or crushed rock laid to form a bed for roads or railroads. 支撑公路或铁路的用泥土或岩石做成的路基。 3 Tailing and coarse gravel from iron ore mining and dressing are produced into tailing brick instead of conventional aggregates and clay. 利用铁矿采选过程中产生的尾矿及粗粒砂石代替传统砌块生产中的部分骨料及粘土生产尾矿砖。
随便看	secondary school mathematics secondary schools secondary schools secondary school science secondary school students secondary scintillator secondary sclerenchyma Secondary sclerotic mastoid cell secondary sea blue histiocytosis secondary sea-blue histiocytosis secondary seal secondary seal source assembly secondary seal unit secondary seat secondary sector secondary sector secondary sector secondary securities secondary securities market secondary security secondary sedimentation secondary sedimentation basin secondary sedimentation basin secondary sedimentation tank secondary seed

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