Txhua Tus Txheej Txheem European tau txheeb xyuas los ntawm tus lej siv tshwj xeeb uas muaj cov ntawv 'EN'.

Tus Txheej Txheem European yog tus qauv uas tau txais yuav los ntawm ib qho ntawm peb lub Koom Haum European Standardization Organizations (ESOs): CEN, CENELEC lossis ETSI.

Cov Txheej Txheem European yog ib feem tseem ceeb ntawm Kev Lag Luam European Ib Leeg.