characteristic sub-series
sub-class metallogenic series
sub-time series with different length
Sub-sub-wedge Undercutting
sub-Hermite sub-definite matrix
underrail foundation;sub-rail foundation;sub-rail track bed
input-series output-series
monograph series monographic series
parallel series (multiple-series)
Series Courses of Computer Foundation Courses Series
Y series、Bi series oxide superconductors
Sub-calculation Pattern
(sub) compatible mapping