Filtres a l'URL

 https://docs.microsoft.com/en-us/power-bi/collaborate-share/service-url-filters

Word - texto tabla marcado en gris - microsoft word table text highlighted grey

 To confirm that it is a field, press Alt+F9 to toggle on the display of field codes and see if your text is enclosed within a pair of field delimiters { }.  Use Alt+F9 again to toggle off the display of the field codes

If the text is within a field, and you do not want the text to be in a field, you can unlink the field by pressing CTRL+SHIFT+F9 when you have the selection in the text.  Otherwise, you can turn-off the field shading via File>Options>Advanced>Show document content and set the field shading to Never to turn it off completely or to When selected to show the shading when the selection is in a field.

Empreses instal·ladores - RASIC

 http://empresa.gencat.cat/ca/treb_ambits_actuacio/seguretat-industrial/consulta-rasic.html

Variadors de freqüència - EMC (compatibilitat electromagnètica)

 escoltem com els Variadors de Freqüència emeten interferències electromagnètiques.

Circuit LC paral·lel - ressonància

Luke's 5 preferred dictionaries

https://www.collinsdictionary.com/

https://dictionary.cambridge.org/dictionary/english/

https://www.oxfordlearnersdictionaries.com/

https://www.macmillandictionary.com/

https://www.ldoceonline.com/