Alien disomic substitution line

Alien substitution line

branch-line substation

chromosome segment substitution line CSSL

Chromosome Sequence Substitution Line CSSL

Single segment substitution line

Wheat substitution line

Tritelytrigia alien substitution line

Wheat -rye substitution line

wheat-Thinopyrum intermedium alien substitution line

combinative network of transmission line and substation configurations

Information Display Subsystem for electronic line diagram

Double line-line voltage control

line-line extreme distance

line-line topological relation in traffic network

on-line line loss

loss-free line (=lossless line =lossless transmission line)

SDSL Single-Line Digital Subscriber Line，Single-Line DSL

10-line to 4-line BCD encoder