【计】 设备坐标

bell and hopper (bell and hopperarrangement, top closing device) blast furnace

device for coupling the cylinder core and the bolt-operating member of cylinder locks

DECA device【核】

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

needle control (needle detecting device)

marking device, escape device, transmitter

blade side shift device【机】

yig single crystal device【电子】;yttrium iron garnet single crystal device【电子】