Anh
secondary stone dust barrier
stone dust zone
Đức
gesteinstaubzone
hilfssperre
wandersperre
Pháp
barrage auxiliaire
zone de poussierage
zone de schistification
barrage auxiliaire,zone de poussierage,zone de schistification /ENERGY-MINING/
[DE] gesteinstaubzone; hilfssperre; wandersperre
[EN] secondary stone dust barrier; stone dust zone
[FR] barrage auxiliaire; zone de poussierage; zone de schistification