"TECHNOLOGY & ENGINEERING / Civil / Earthquake" . . "Flüssigerdgas." . . "Erdbebenbelastung." . . "Verschluss." . . "Rohrleitungsbau." . . "Norm <Normung>" . . "Armatur." . . . . . . . . "Earthquake actuated automatic gas shutoff devices"@en . . . . . . "Earthquake-actuated automatic gas shutoff devices"@en . . . . "Earthquake-actuated automatic gas shutoff devices" . . . . . . . . "Electronic books"@en . "Electronic books" . . . . . . . . . . . . "Livres électroniques" . .