surface-to-air
91Surface mining — is a type of mining in which soil and rock overlying the mineral deposit are removed. It is the opposite of underground mining, in which the overlying rock is left in place, and the mineral removed through shafts or tunnels. Surface mining is… …
92Surface supplied diving — (also known as Hooka diving) refers to divers using equipment supplied with breathing gas using an umbilical cord from the surface, often from a diving support vessel but possibly, indirectly via a diving chamber.cite journal |author=Gernhardt,… …
93Air-independent propulsion — (AIP) is a term that encompasses technologies which allow a submarine to operate without the need to surface or use a snorkel to access atmospheric oxygen. The term usually excludes the use of nuclear power, and describes augmenting or replacing… …
94air-cushion vehicle — [er′ koosh΄ən] n. a vehicle that travels just above the surface of land or water on a cushion of air provided by a downward jet from its engines, propellers, etc. * * * or hovercraft Vehicle supported above the surface of land or water by an air… …
95air — 1. (êr) s. m. 1° Fluide invisible, transparent, sans odeur ni saveur, pesant, compressible, élastique, qui forme autour de la terre une couche nommée atmosphère, et qui est composé de 0,79 d azote et de 0,21 d oxygène. L air était un des quatre …
96Air New Zealand Flight 901 — Most of the wreckage of Flight 901 remains on the slopes of Mount Erebus. This photo, taken on the 25th anniversary in 2004, shows part of the DC 10 s upper fuselage skin with entry door and cabin windows. Part of the opposite side skin, with… …
97Air pollution — from World War II production Smog over …
98Air Tahiti — Codes AITA OACIL Indicatif d appel VT VTA …
99Surface exposure dating — is a collection of geochronological techniques for estimating the length of time that a rock has been exposed at or near Earth s surface. Surface exposure dating is used to date glacial advances and retreats, erosion history, lava flows,… …
100Surface Detail —   …
