borings造句

• Soil ; exploration by excavation and borings ; sampling
  土壤.挖掘和钻探勘测与取样
• Soil investigation and sampling by auger borings
  用螺旋钻作土壤勘探和取样
• The holes are only borings , less than a foot in diameter
  这些洞只不过是一些钻孔，直径不到1英尺。
• Building begins after field surveys and borings characterize the soils
  建造工作开始前，必须先完成现场调查和钻探土壤特性。
• Subsoil and groundwater ; designation and description of soil types and rock ; stratigraphic representation for borings in rock
  基岩和地下水.土壤类型和岩石的名称和说明.岩石钻孔