Français - Anglais

A relatively smooth, fan-like depositional feature normally sloping away from the outer termina­tion of a CANYON or canyon system. Also called CONE.

Cônemsous-marin. élément sédimentaire de forme générale conique, assez régulière et à faible pente, situé généralement au voisinage du débouché inférieur d’un CANYON.

SEA ICE which remains fast, generally in the position where originally formed, and which may attain a considerable thickness. It is found along COASTS, where it is attached to the SHORE, or over SHOALS, where it may be held in position by ISLANDS, grounded ICEBERGS or grounded polar ice.

The name originally given to a multiple mirage phenome­non often observed over the Straits of Messina, and supposed to be the work of the faity (in Italian: fata) Morgana; later, it was applied to any impressive multiple MIRAGE.

Bandefd'enregistrement de sondage.Graphique d'enregistrement des mesures de PROFONDEURS fourni par un SONDEUR À ÉCHO. On dit aussi bande de sonde.

Brasse.fa) Unité de longueur égale à 6 PIEDS ou 1,83 MÈTRE.b) Ancienne unité de longueur des cartes marines françaises. Elle valait 5 pieds de PARIS, soit 1,624 m.

In GEOLOGY, a break of shear in the EARTH's CRUST with an observable displace­ment between the two sides of the break, and parallel to the plane of the break.

Faille.fa) En GÉOLOGIE, cassure ou cisaillemnet de l'ÉCORCE TERRESTRE, accompagné d’un déplacement le long du plan de cassure entre les terrains situés de part et d'autre.

Attribut.m Dans le langage des SIGs, code alphanumérique affecté à un objet ponctuel, linéaire ou zonal pour en décrire une caractéristique particulière.

Facilitates and promotes the collection of observations, information and statistics in the field of astronomical and geophysical sciences. The Interna­tional Time Bureau is one of the services.

Fédérationfdes Services d'Astronomie et de Géophysique (FAGS). Organisation destinée à faciliter et promouvoir la collecte d'observations, d'informations et de statistiques dans le domaine des sciences astronomiques et géophysiques. Le Service du Temps du Bureau International des Poids et Mesures fait partie de ces services.

A device let down between the side of a ship or a WHARF or other ship to protect from chafing when ships are lying alongside or to take the shock of a bump when going al­ongside.

Défense.f Objet placé le long de la coque d'un navire ou d'un WHARF pour le protéger des frottements des navires amarrés contre lui, ou pour alléger le choc d'un contact avec un autre navire ou wharf.

An area of the sea surface over which SEAS are generated by a WIND having a constant direction and SPEED. The length of the generating area, measured in the direction of the WIND in which the SEAS are generated.

Zonefde fetch. Zone à la surface de la mer dans laquelle des VAGUES sont engendrées par un vent de direction et vitesse constantes. Voir aussi FETCH.

In PHOTO­GRAMMETRY, INDEX MARKS, usual­ly four, which are rigidly connected with the camera lens through the camera body and which form IMAGES on the NEGATIVE and usually define the PRINCIPAL POINT of the PHOTOGRAPH. Also marks, usually four in number, in any instru­ment, which define the axes whose intersection fixes the PRINCIPAL POINT of a PHOTO­GRAPH and fulfills the requirements of INTERIOR ORIENTATION. In SURVEYING, an index line or point. A line or point used as a basis of reference.

(British terminology). Wooden board, or zinc or plastic sheet, used by HYDROGRAPHERS and land surveyors for plotting and recording the details of the SURVEY in the field. Separate boards are usually prepared for TOPOGRAPHY and SOUNDING respectively. The former are referred to as topography boards; the latter as sounding boards. See also BOAT SHEET, and PLANE TABLE.