large ratio between height and diameter
area ratio between wall and window
continuous flow-isotope ratio mass spectrometer CF
continuous flow-isotope ratio mass spectrometer(CF-IRMS)
dead load ratio between cable and girder
distribute ratio between stories
effective length to width ratio
elementary analysis-isotope ratio mass spectrometers(EA-IRMS)
元素分析仪-稳定同位素比率质谱仪系统(EA-IRMS)
Fat Mass to Fat-Free Mass Ratio