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BAO [3 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2011-01-27

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
BaO
formula
DEF

... a white to greyish toxic powder [obtained] by heating barium carbonate or barium sulfate with carbon and used chiefly in making barium hydroxide and barium peroxide, in coating cathodes of electron tubes, and as a drying agent.

OBS

"Barium oxide" means any oxide of barium but it is used almost exclusively in referring to the monoxide compound.

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
BaO
formula
CONT

Il existe deux oxydes du baryum : l'oxyde de baryum BaO et le bioxyde BaO2. L'oxyde de baryum BaO est un solide grisâtre, de densité 4,2, de saveur âcre, difficilement fusible. On l'obtient par calcination du nitrate de baryum.

OBS

Utilisation : céramique et verrerie, fabrication des sels de baryum, déshydratant.

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
Entrada(s) universal(es)
BaO
formula
Save record 1

Record 2 2003-03-14

English

Subject field(s)
  • Ship and Boat Parts
DEF

A horizontal structural member supporting the deck of a ship and aiding in holding her sides in place.

OBS

beam: term also used in sailing.

French

Domaine(s)
  • Parties des bateaux
DEF

Poutre transversale de la charpente d'un navire, qui maintient l'écartement entre les branches d'un couple et qui participe au support d'un pont.

OBS

bau : Nom ancien du barrot.

OBS

bau : Dans le contexte de la construction navale, le terme bau ne s'emploie maintenant qu'au pluriel (baux) pour désigner l'ensemble des barrots, ainsi que dans le mot maître-bau.

OBS

barrot : terme uniformisé par le Comité de normalisation de la terminologie navale.

OBS

bau : terme employé aussi à la voile.

Key term(s)
  • baux

Spanish

Campo(s) temático(s)
  • Partes de los barcos
DEF

Cada uno de los elementos de madera, hierro o acero que, puestos de trecho en trecho de un costado a otro de un buque, sirven de consolidación y para sostener las cubiertas de la embarcación.

Save record 2

Record 3 1994-05-13

English

Subject field(s)
  • Organizations, Administrative Units and Committees
OBS

UNESCO, Office of the Deputy Director-General for Management

French

Domaine(s)
  • Organismes, unités administratives et comités
OBS

UNESCO, Bureau du Directeur général adjoint pour la gestion

Spanish

Campo(s) temático(s)
  • Organismos, unidades administrativas y comités
Save record 3

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