A(N)=0 dual-wavelength compensation coef
dual characteristic pair
dual information source
dual peak dual wavelength method
dual wavelength absorbance ratio method
dual wavelength clock extraction
dual wavelength detection
dual wavelength Doppler radar
Dual wavelength equal absorption spectrophotometry
Dual wavelength flying scanning
dual wavelength K ratio spectrophotometry=
dual wavelength K-factor spectrophotometry
dual wavelength k-ratio spectrophotometry
dual wavelength laser diode