rounded gravel是什么意思


中文翻译圆砾石

网络释义

1)rounded gravel,圆砾石2)subrounded gravel,次圆砾石3)cobble and gravel strata,圆砾卵石层4)pebble,圆砾;小卵石5)quartz-pebble conglomerate,石英-圆砾岩6)well rounded gravel,圆度好的砾石

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