Because they often exhibit a combination of high strength and low weight, these alloys became widely used in many forms of industry, including the construction of modern aircraft.

In order to overcome this weakness, modern aircraft use a terrain awareness warning system ( TAWS ).

Most modern AFVs are superficially similar in design to their World War II counterparts, with significantly better armour, weapons, engines and suspension-however with an increase in the capacity of transport aircraft allowing AFVs to be practically transported by air, many armies are replacing some or all of their traditional heavy vehicles with lighter airmobile versions, often with wheels instead of tracks.

Most air shows feature warbirds, aerobatics, and demonstrations of modern military aircraft, and many air shows offer a variety of other aeronautical attractions as well, such as wing-walking, radio-controlled aircraft, water / slurry drops from firefighting aircraft, simulated helicopter rescues and sky diving.

The demonstration focuses on the capabilities of modern aircraft used in combat operations.

In modern air forces, the distinction between bombers, fighter-bombers, and attack aircraft has become blurred.

During the 1970s the Air Force was at the apogee of its power, possessing at least 500 modern combat aircraft in its inventory.

Arguably, terrain is of less importance in modern warfare, due to the advent of aircraft, though terrain is still vital for camouflage, especially for guerrilla warfare.

Today, direct engagements between aircraft are rare-the most modern fighter-interceptors carry much more extensive bombing payloads, and are used to bomb precision land targets, rather than to fight other aircraft.

Despite this, aircraft today are much more extensively used as the primary tools for both army and navy, as evidenced by the prominent use of helicopters to transport and support troops, the use of aerial bombardment as the " first strike " in many engagements, and the replacement of the battleship with the aircraft carrier as the center of most modern navies.

Besides the state owned airline Cubana ( Cubana de Aviación ), the two other major Cuban airlines are Aero Caribbean and Aerogaviota, both of whom operate modern European and Russian aircraft.

Most modern combat aircraft can carry a pair of basic air-to-air missiles and some of the larger fighters such as the Sukhoi Su-27 can carry as many as 12.

Another type of military aircraft was to form the basis for an effective " fighter " in the modern sense of the word.

From the early 1930s the Japanese had been at war against both the Chinese Nationalists and the Russians in China, and used the experience to improve both training and aircraft, replacing biplanes with modern cantilever monoplanes and creating a cadre of exceptional pilots for use in the Pacific War.

A " mixed " control system such as the latter is not desirable and modern FBW aircraft normally avoid it by having more independent FBW channels, thereby reducing the possibility of overall failure to minuscule levels that are acceptable to the independent regulatory and safety authority responsible for aircraft design, testing and certification before operational service.

The pilot is ensconced in a harness suspended from the airframe, and exercises control by shifting body weight in opposition to a control frame, but other devices, including modern aircraft flight control systems, may be used.

Today's Marina Militare is a modern navy with a strength of 35, 261 and ships of every type, such as aircraft carriers, destroyers, modern frigates, submarines, amphibious ships and other smaller ships such as oceanographic research ships.

There are two international airports in Jamaica with modern terminals, long runways, and the navigational equipment required to accommodate the large jet aircraft used in modern air travel: Norman Manley International Airport in Kingston and Sangster International Airport in the resort town of Montego Bay.

While sovereignty has roots in antiquity, in its present usage it is essentially modern.

The modern Negro has not made a decisive debut into Southern fiction.

In the modern English `` whodunnit '', this insinuation of latent criminality in the detective himself has almost entirely disappeared.

Ortega's hope that modern psychology might yet bring forth a last flowering of the novel has only been partially fulfilled.

But a writer who has a taste for irony and who sees incest in all its modern dimensions can let his imagination work on the disturbing joke in the incest myth, the joke that strikes right at the center of man's humanness.

In fact, modern scholarly opinion in the main has not retreated all the way back to the destructive scepticism of the first half of the nineteenth century.

This angry and exasperated stance which Patchen has maintained in his poetry for almost fifteen years has been successfully modulated into a kind of woe that is as effective as anger and still expresses his disapproval of the modern world.

But the firm has recognized the tight dollar and the tourist's desire to visit the `` smaller, less-traveled and relatively inexpensive countries '', and is now prepared to teach modern Greek and Portuguese through recordings.

The possibility of recall into the Army is part of the price that a modern American has to pay for the enviable heritage of liberty which he enjoys.

This delightful tropical fruit has become well-known in the past thirty years because modern transportation methods have made it possible to ship avocados anywhere in the United States.

With modern techniques of woodworking and the multitude of cutting tools, fixtures, and attachments available, the drill press has become a basic home workshop tool.

The controversy of the last few years over whether architects or interior designers should plan the interiors of modern buildings has brought clearly into focus one important difference of opinion.

Just as modern transportation has outmoded the early Studebaker covered wagon, the demand of today's sportsmen and women has necessitated changes in their equipment.

A biting, pithy parable of the all-pervading hollowness of modern life, the piece has been set by Mlle Lagoon to a sumptuous score ( a single motif played over and over by four thousand French horns ) by existentialist hot-shot Jean-Paul Sartre.

In the last few years, the application of chromatographic and other modern techniques to the problem of isolating TSH has led to further purification ( Bates and Condliffe, 1960 ; ;

When we look at countries like Iran, Iraq, Pakistan, and Burma, where substantial progress has been made in creating a minimum supply of modern men and of social overhead capital, and where institutions of centralized government exist, we find a second category of countries with a different set of problems and hence different priorities for policy.

The colonial period has generally left people believing that government can, if it wishes, provide all manner of services for them -- and that with independence free men do not have to work to realize the benefits of modern life.

New, indeed, is Luther's perception, but not modern, as anyone knows who has ever tried to make intelligible to modern students what Luther was getting at.

Just as Hart Crane had little influence on anyone except very reactionary writers -- like Allen Tate, for instance, to whom Valery was the last word in modern poetry and the felicities of an Apollinaire, let alone a Paul Eluard were nonsense -- so Dylan Thomas's influence has been slight indeed.

Since interviewing is the basic therapeutic and diagnostic instrument of modern psychiatry, the recording of interviews for playbacks and study has been a boost of Redstone proportions in new research and training.

Today a battle cry may seem an anachronism, for in the modern Army, esprit de corps has been sacrificed to organizational charts and tables.

They range from the Soviet Embassy on Sixteenth Street, a gray shuttered pile suggesting a funeral-accessories display house, to what Congressman Rooney has called `` that monstrosity on Thirty-fourth Street '', the modern cement-and-glass chancery of the Belgians.

The Chicago contingent of modern critics follow Aristotle so far in this direction that it is hard to see how they can compare one poem with another for the purpose of evaluation.

Whatever the merits of its intent, Utopian communism is far too naive, far too crude, to suit any modern socialist or communist.

They have insisted, rather, on living fully and completely within modern culture and, so far from considering this treason to God, have looked upon it as the only way they could be faithful to him.

The suborder Neobatrachia is by far the largest group and includes the remaining families of modern frogs, including most common species.

Aramaic spread across Asia, reaching as far as India and becoming Brahmi, the ancestral abugida to most modern Indian and Southeast Asian scripts.

Consequently, modern Bulgarian is about as far from Russian as Swedish is from German.

Probably in the vicinity of Philippopolis ( modern Plovdiv, Bulgaria ), the Bastarnae broke out of their marching columns and pillaged the land far and wide.

To the far right is a modern bandy ball

Both the miniaturization and standardization of CPUs have increased the presence of digital devices in modern life far beyond the limited application of dedicated computing machines.

However, due to the absence of reinforcement, its tensile strength was far lower than modern reinforced concrete, and its mode of application was also different:

By far the most visible and obvious power of many modern central banks is to influence market interest rates ; contrary to popular belief, they rarely " set " rates to a fixed number.

Today they are far more complex and in many modern shows the clowning is a thread that links the whole show together.

Parking nightmares had plagued the city as far back as the 1950s, the little park lacked modern amenities, and New York City, which in 1957 had lost both its National League teams ( the Dodgers and the Giants ) to Los Angeles and San Francisco, respectively, was actively courting Reds owner Powel Crosley.

The language of Don Quixote, although still containing archaisms, is far more understandable to modern Spanish readers than is, for instance, the completely medieval Spanish of the Poema de mio Cid, a kind of Spanish that is as different from Cervantes's language as Middle English is from Modern English.

The conquest of Britain continued under the command of Gnaeus Julius Agricola, who expanded the Roman Empire as far as Caledonia, or modern day Scotland.

New programs based on modern learning theories that test individual learning, and teach to mastery of a subject have been proved by the Kentucky Education Reform Act ( KERA ) to be far more effective than group instruction with compromise schedules, or even class-size reduction.

Traditional grass pitches are far less common in modern field hockey with most field hockey being played on synthetic surfaces.

Kelly went much further than before in introducing modern ballet into his dance sequences, going so far in the " Day in New York " routine as to substitute four leading ballet specialists for Sinatra, Munshin, Garrett and Miller.

A band of them reach as far as southern Spain, sacking Tarraco ( modern Tarragona ).

The traditional distinction does not necessarily reflect modern values, for example, while garnets are relatively inexpensive, a green garnet called Tsavorite, can be far more valuable than a mid-quality emerald.

Three years later they crossed the Pyrenees into Iberia and divided the Western parts, roughly corresponding to modern Portugal and western Spain as far as Madrid, between them.

This main theme has drawn a larger audience of women movie-goers to the theaters in modern times than ever historically recorded .< ref name = Spines > Movie makers also go as far as to integrate women relatable topics such as pregnancy, motherhood, lesbian relationships, and babysitting jobs into their films in order to gain even more female oriented audiences.

Hippocratic medicine and its philosophy are far removed from that of modern medicine.

Although The Histories were often criticized in antiquity for bias, inaccuracy and plagiarism — Lucian of Samosata attacked Herodotus as a liar in Verae Historiae and went as far as to deny him a place among the famous on the Island of the Blessed — modern historians and philosophers take a more positive view of Herodotus's methodology, especially those searching for a paradigm of objective historical writing.