Xov xwm

Xov xwm

  • X-ray tube yog dab tsi?

    X-ray tube yog dab tsi?X-ray raj yog lub tshuab nqus tsev diodes uas ua haujlwm ntawm high voltages.X-ray raj muaj ob lub electrodes, ib qho anode thiab cathode, uas yog siv rau lub hom phiaj rau bombarded nrog electrons thiab filament rau ...
    Nyeem ntxiv