rate of seedling emergence [農(nóng)業(yè)科學(xué)]出苗率rate of scale formation [土木建筑工程]生垢率rate of sawn timber up to standard [土木建筑工程]鋸材合格率rate of saving [經(jīng)濟(jì)學(xué)]儲蓄率rate of safety margin [經(jīng)濟(jì)學(xué)]安全界限率rate of return [會計] 盈利率,收益率rate of respiration rate of recapture 重捕率rate of pressure decline [能源科學(xué)技術(shù)]壓力遞減率rate of population increase 人口增長速度rate of perceived exertion [醫(yī)藥科學(xué)]主觀勞累程度分級rate of penetration recorder [能源科學(xué)技術(shù)]機(jī)械鉆速記錄儀rate of penetration 機(jī)械鉆速;鉆進(jìn)速度rate of passage [交通運輸工程]航運費rate of over-all angle change [教育學(xué)]全角變化率[能源科學(xué)技術(shù)]全角變化率rate of ore dilution [地球科學(xué)]礦石貧化率rate of oil flow [土木建筑工程]油流量rate of no-load steam loss [機(jī)械工程]無負(fù)荷漏汽率rate of molecular diffusion [動力與電氣工程]分子擴(kuò)散率rate of mean pressure increment [機(jī)械工程]平均壓力增長率