NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Standards
[CURRENT]
HD 478.2.7 S1
HD 478.2.7 S1
Classification of environmental conditions; part 2: environmental conditions appearing in nature; fauna and flora
Title (German)
Klassifizierung von Umweltbedingungen; Teil 2: Natürliche Einflüsse; Fauna und Flora