normal trade relations 正常貿易關系normal tolerance distribution [醫(yī)藥科學]正態(tài)耐性分布normal ternary [計算機科學技術]標準三進制normal temperature washing agent [經濟學]常溫清洗劑normal temperature strain gauge 常溫應變計normal temperature 正常體溫；標準溫度normal system operation [計算機科學技術]正常系統(tǒng)操作正規(guī)系統(tǒng)運行normal subgroup [數] 正規(guī)子群；不變子群normal stress [力] 正應力；[力] 法向應力normal stochastic curve [商業(yè)]常態(tài)推計程序normal state [數] 正規(guī)狀態(tài)；[核] 基態(tài)（等于ground state）normal standard cost [經濟學]正常標準成本normal spoilage 正常損壞normal spiral galaxy [天文學]正常旋渦星系normal specular reflectance [土木建筑工程]發(fā)向鏡反射率normal spectral measure space [數學]正規(guī)譜測度空間normal solution [化學] 當量溶液，規(guī)度溶液normal skin color [醫(yī)藥科學]皮色如常normal skin 正常皮膚normal sinus rhythm 正常竇性心律