beam ejection
21B-1 Lancer — Infobox Aircraft name = B 1 Lancer type = Strategic bomber national origin = United States manufacturer = North American Rockwell Rockwell International Boeing caption = A B 1B Lancer in flight. designer = first flight = 23 December 1974… …
22HAL Tejas — infobox Aircraft name =Tejas type =Multirole fighter manufacturer =Aeronautical Development Agency Hindustan Aeronautics Limited caption = Pair of Tejas flying in formation designer = first flight =4 January 2001 introduction =Planned by 2010/11… …
23building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
24F-16 Fighting Falcon — infobox Aircraft name= F 16 Fighting Falcon caption=A USAF F 16 over Iraq after refueling, 2008 type= Multirole fighter national origin = United States manufacturer= General Dynamics Lockheed Martin first flight= 2 February avyear|1974… …
25Atom — The atom is the smallest unit of an element that retains the chemical properties of that element. An atom has an electron cloud consisting of negatively charged electrons surrounding a dense nucleus. The nucleus contains positively charged… …
26Echocardiography — An echocardiogram is a sonography of the heart. Also known as a cardiac ultrasound, it uses standard ultrasound techniques to image two dimensional slices of the heart. The latest ultrasound systems now employ 3D real time imaging.In addition to… …
27Sukhoi Su-25 — infobox Aircraft name = Su 25 caption =Russian Air Force Su 25T type = Close air support aircraft manufacturer = Sukhoi Design Bureau designer = first flight = 22 February 1975 (T8) introduced = 1981 retired = status = Active service primary user …
28STS-96 — Infobox Space mission mission name = STS 96 insignia = Sts 96 patch.svg shuttle = Discovery launch pad = 39 B launch = May 27, 1999 6:49 a.m. EDT landing = June 6, 1999 2:02:43 a.m. EDT, KSC, Runway 15 duration = 9 days, 19 hours, 13 minutes, 57… …
29Fluorescence X — Spectrométrie de fluorescence X Pour les articles homonymes, voir SFX, FX et XRF. Un spectromètre de fluorescence X Philips PW1606 avec manutention automatiq …
30Spectrometrie de fluorescence X — Spectrométrie de fluorescence X Pour les articles homonymes, voir SFX, FX et XRF. Un spectromètre de fluorescence X Philips PW1606 avec manutention automatiq …
