Voir les mots dérivés de ballast.
Aucune définition officielle pour le moment...
Noun, 1. light ballast - an electrical device for starting and regulating fluorescent and discharge lamps. ballast · electrical device - a device that produces or is ...
http://www.thefreedictionary.com/light+ballast
Heavy material that is placed in the hold of a ship or the gondola of a balloon to enhance stability. 2. a. Coarse gravel or crushed rock laid to form a bed for roads ...
http://www.thefreedictionary.com/light+ballast
Heavy material that is placed in the hold of a ship or the gondola of a balloon to enhance stability. 2. a. Coarse gravel or crushed rock laid to form a bed for roads ...
http://www.thefreedictionary.com/ballasts
heavy material (such as rocks or water) that is put on a ship to make it steady or on a balloon to control its height in the air ...
http://www.thefreedictionary.com/ballasts
Lamp starter, required with some inductor type ballasts. .... and also the light depreciation is lower, meaning the lamp produces more light over its entire lifespan.
http://www.thefreedictionary.com/ballast
Definition of ballast in American English in Oxford dictionary (US). Meaning, pronunciation and example sentences. English to English reference content.
http://www.thefreedictionary.com/ballast
ballast, définition et synonymes du mot ballast dans le dictionnaire. Définition : Lit de pierres concassées...
http://www.merriam-webster.com/dictionary/ballast
Nautical. any heavy material carried temporarily or permanently in a vessel to provide desired draft and stability. 2. Aeronautics. something heavy, as bags of ...
http://www.merriam-webster.com/dictionary/ballast