propping,retaining,shoring,supporting /SCIENCE,INDUSTRY-CHEM,BUILDING/
[DE] Unterstuetzung
[EN] propping; retaining; shoring; supporting
[FR] soutènement
propping,retaining,shoring,supporting
[DE] Unterstuetzung
[EN] propping; retaining; shoring; supporting
[FR] soutènement