TERMIUM Plus^®

Fiche 1,  Justifications,  Anglais

Record number: 1, Textual support number: 1 DEF

A spirit level attached to the plate of a surveying instrument for leveling the graduated circle or, indirectly, making the vertical axis truly vertical.  2, fiche 1, Anglais, - plate%20level

Record number: 1, Textual support number: 1 CONT

Transits come equipped with two plate levels set at 90° to each other. Plate levels have a sensitivity range of 60" to 80" per 2-mm division on the level tube, depending on the overall precision requirements of the instrument.  3, fiche 1, Anglais, - plate%20level

Record number: 1, Textual support number: 2 CONT

The telescope along with the base on which it is mounted is called the upper plate or alidade. ... The assembly includes two additional level vials called plate levels, which indicate when the plate is level.  4, fiche 1, Anglais, - plate%20level

Fiche 1,  Justifications,  Français

Record number: 1, Textual support number: 1 DEF

Nivelle par laquelle on obtient la verticalité de l'axe principal.  2, fiche 1, Français, - niveau%20de%20verticalit%C3%A9

Fiche 1,  Justifications,  Espagnol