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coarse gravel中文是什么意思

发音:  
用"coarse gravel"造句"coarse gravel"怎么读"coarse gravel" in a sentence

中文翻译手机手机版

  • 粗砾石
  • 粗砂砾

例句与用法

  • A layer of coarse gravel is often placed around the drain tile .
    常常在排水瓦管周围铺一层粗石砾。
  • Coarse gravel or crushed rock laid to form a bed for roads or railroads
    道碴用来铺公路或铁路路基的粗砂砾或碎石
  • 5 . for frozen erosion the good measure is to cut slop and lining with coarse gravel ; meanwhile , adjust the canal operating to less the frozen
    ( 5 )对于冻融和冻胀较为严重的渠段则宜采用削坡后铺碎石护岸;为减轻冻融侵蚀,同时采取适当的调度方式。
用"coarse gravel"造句  
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