effective length of column
effective length factor of column
length of dense water column
length-width ratio of column limb
Conversion of length of schooling
Estimation of length of death
long-period variation of length-of-day
span length of length bar
square of length of second fundamental form
variation of length of day
RCCC(rotation-column-column-column) mechanism
active length of armature winding
anchorage length of rebar
arc length of cosine curve