gravelling是什么意思_怎么读

gravelling

n.铺砾石

网络释义

n.1.铺砾石

1.铺砾石 gravel 坐滩 gravelling 铺砾石 graveyard watch 二副夜班 ...

1.On quality control of gravelling by two ash construction简述二灰碎石施工的质量控制