电离辐射反散射土壤密度计的英文

ionizing radiation backscatter soil density meter

• 电离:    ionize; ionization
• 辐射:    radiation; exposur ...
• 反:    reverse side
• 散射:    scattering; radio ...
• 土壤:    soil; ground; pedo ...
• 密度计:    densimeter; densit ...