dual basic spline function
profile basic line direction
dual peak dual wavelength method
dual qualitative and dual quantitative similarity method
Dual-column-dual-detector
gas chromatography coupled with dual columns and dual electron capture detectors
A line used as both sterile and maintaining line
agonic line {agonic line of no declination}
Fault Cutoff Line Allan Line
Male sterility line and maintainer line
velocity line of arc line short band
algorithm of self-learning algorithm