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short focal distance irradiation
nucl.phys., радиогр.	radiothérapie de contact (focal distance up to about 5 cm; use of nuclear radiation or Xrays)
радиогр.	plésiographie f (focal distance up to about 5 cm; use of nuclear radiation or Xrays); irradiation de contact (focal distance up to about 5 cm; use of nuclear radiation or Xrays); irradiation par contact (focal distance up to about 5 cm; use of nuclear radiation or Xrays); thérapie nucléaire de contact (focal distance up to about 5 cm; use of nuclear radiation or Xrays, par les rayonnements nucléaires); irradiation à courte distance