【机械工程】管阻塞松动装置【机械工程】管阻塞疏通装置

retaining device railway spike (spike)

semiconductor device excluded Se, Te, Cu-oxide, Cu-jodide, AIV-elements

intrauterine contraceptive device

SQUID (superconduction quantum interference device)

cistern with lifting device for flush closets

milling device able to be attached to planing machines

manoeuvring device, built-in motor vehicle

thread-feeding device, feed wheel unit