强度: intensity; strength; magnitu ...密度: density; thickness比: 2高强度密度比: high strength-to-density ratio粘度密度比: viscosity density ratio断裂强度-密度比: burst strenqth-density ratio长度密度: length density亮度密度: luminance density湿度密度计: humidity density meter温度密度: temperature-density密度比: density ratio强度比: intensity ratio; strength ratio平均光度密度: mean luminosity density湿度密度关系: moisture-density relationship湿度密度曲线: moisture-density curve边缘密度比: edge density ratio发病密度比: incidence density ratio激波密度比: shock density ratio密度比较仪: densitometer comparator密度比率: density ratio模量密度比: modulus-to-density ratio蒸气密度比: vapor density ratio总密度比: total density ratio干湿强度比: wet-dry strength ratio钩接强度比: loop strength ratio