A helicopter is an aircraft heavier than air that is supported and propelled by one or more horizontal rotors, each one consisting of the more shovels. Los helicópteros están clasificados como aeronaves de alas giratorias para distinguirlos de las aeronaves de ala fija porque los helicópteros crean sustentación con las palas que… (leer más)
La flor es la estructura reproductiva característica de las plantas llamadas espermatofitas o fanerógamas. La función de una flor es producir semillas a través de la reproducción sexual. For plants, the seeds are the next generation, and serve as the primary means through which the species are perpetuated and spread. (W) I love flowers; sus… (leer más)
The blades of a jet engine can be of different sizes, ranging from a few millimeters in engines designed for model to three feet in major aeronautical turbines. Here you have a photo taken in the “Engines Laboratory” aviation schools (EIAE) of UPM. Comparar el tamaño… (leer más)
Blade is referred to each of the curved vanes of a hydraulic turbine wheel or. The blades are part of the gas turbine, las turbinas of Vapor, turbochargers, fans and other rotating equipment. (W) La función de los álabes es la de “empujar” el aire (como las palas de un ventilador) a una cámara… (leer más)
A helicopter rotor is the rotating part of a helicopter aerodynamic lift generated. The helicopter rotor, also called the rotor system, typically refers to the helicopter's main rotor is mounted on a vertical mast on top of the helicopter, although it can also refer to the tail rotor. A… (leer más)
Lichens are organisms consisting of symbiosis between a fungus and an alga or mycobiont cyanobacterium called ficobionte. La asociación de estos dos organismos puede ser muy variada pudiéndose diferenciar varios tipos estructurales muy diferentes desde el más simple, where fungus and alga is associated with by chance the most complex where micosimbionte… (leer más)
I will not deny that produces laziness return trip vacation to academic life. Alarm clock, classes, meetings… a tight schedule for the coming months. Estrenamos un año nuevo, 2011, as the calendar moves his numbers in a repetitive dance that brings notoriety to the seven days of the week. By… (leer más)
Catenary curve describing a chain suspended at its ends, sometida to a uniform field gravitatorio. The word derives from the Latin catenarius (own chain). By extension, in mathematics is called a catenary curve that takes a string, cuerda the perfectly flexible cable ideal, con masa distribuida uniformemente por unidad de… (leer más)
One of the iconic bridges of the city of Seville is the “Triana Bridge”, connecting the Triana district of Arenal. This bridge across the river Guadalquivir has a structure formed by a set of rings on which sits a colony of pigeons, sirviendo de lugar privilegiado para la observación… (leer más)
In Botany, knots stem areas from which are born hojas.La stem portion between two nodes is called internode. Internally, la organización de los tejidos en un nudo es diferente a la de un entrenudo, debido a que en los nudos existe la conexión del sistema vascular entre la hoja y el… (leer más)
After seeing a real example (ledge of apple orchards) on composing panoramic images, we get into our virtual laboratory to analyze some possibilities of software “Microsoft Image Composite Editor” To perform the various tests that subject this creation software panoramic compositions, It has built a simplified model… (leer más)
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