Long-distance supporting
from simple supporting to continues supporting
public supporting buildings for education supporting
distance between centres of lines；distance between centers of tracks；midway between tracks
distance offset distance
A type of supporting structure
Ability of ecology supporting
adding and supplementing the liquid law
advance supporting in developed galleries
agricultural insurance, fiscal supporting
Agriculture investment New guarantee system State fund supporting agriculture Credit fund Investment from the peasants
All Dielectric Self-Supporting fiber optical cable
All Dielectric Self-Supporting(ADSS)
all dielectric self-supporting(ADSS) optical fiber cable
allows the supporting capacity
Anastomosis-supporting device