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T.U. [3 records]

Record 1 2003-03-12

English

Subject field(s)
  • Metrology and Units of Measure
DEF

A determinate quantity of heat adopted as a unit of measure.

CONT

The unit of heat is the calorie.

CONT

heat unit: [A unit such as] in the foot-pound-second system, the British Thermal Unit (Btu) in the centimeter-gramsecond system, the calorie (cal.).

OBS

heat-unit [is also]: A unit ... usually reckoned as the amount of heat required to raise the temperature of a unit weight (pound, gramme, etc.) of water one degree.

OBS

In America the British thermal unit is sometimes called the heat unit.

PHR

Scoville heat unit.

PHR

Thermal unit Kelvin.

PHR

British, caloric metric thermal unit.

French

Domaine(s)
  • Unités de mesure et métrologie
CONT

L'unité d'énergie, de chaleur et de travail est le joule [J]; l'ancienne unité de chaleur, la calorie, n'est plus utilisée.

OBS

unité de chaleur; unité thermique : termes descriptifs.

OBS

thermale : Qui a une température élevée à la source et des propriétés thérapeutiques.

PHR

Unité thermique de croissance, du maîs.

Spanish

Campo(s) temático(s)
  • Metrología y unidades de medida
Save record 1

Record 2 1996-12-04

English

Subject field(s)
  • Chemistry
  • Atomic Physics
DEF

Unit used to express tritium concentrations. One tritium unit is a concentration of one tritium atom in 1018 hydrogen atoms.

French

Domaine(s)
  • Chimie
  • Physique atomique
DEF

Unité utilisée pour exprimer la concentration de tritium. Une unité de tritium correspond à une concentration d'un atome de tritium pour 1018 atomes d'hydrogène.

Spanish

Campo(s) temático(s)
  • Química
  • Física atómica
  • u.t.
DEF

Unidad utilizada para expresar concentración de tritio. Una unidad de tritio corresponde a una concentración de un átomo de tritio en 1018 átomos de hidrógeno.

Save record 2

Record 3 1993-06-16

English

Subject field(s)
  • Machine-Tooling (Metallurgy)
CONT

A M.O.P. nipple may also be used for tie-in, repair and closure. (M.O.P. means machined over all).

French

Domaine(s)
  • Usinage (Métallurgie)
CONT

Un mamelon T.U. peut aussi être utilisé comme élément de jonction, de réparation et comme pièce terminale (T.U. : totalement usiné).

Spanish

Save record 3

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