gravel

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短语词组

短语

fine gravel [地质]细砾;细砾石
gravel beds 砾石层的
gravel mill 卵石磨
clay gravel 粘土砾石层;粘土砾石
crushed gravel 压碎砾石;碎砾石
river gravel 河砾石;河砾
gravel packing 砾石充填;砾石过滤层
gravel shoulder 砾石路肩
filled gravel 填砾
gravel layer 砾石层；疏水石
sandy gravel 砂砾石，砂质砾石
gravel pack 砾石过滤层
gravel road 碎石路
sand gravel 砂砾石