), its coupling with the resonance of the cylindrical body of the drum, and the conditions at its boundaries ( a rigid termination to the drum's body ) would describe its movement over time and thus its generation of sound.

At the beginning of the story, the gigantic, cylindrical generation ship Vanguard, originally destined for Proxima Centauri, is cruising pilotless through the interstellar medium as a result of a mutiny that killed all the piloting officers.

The Rama ship and the alien spacecraft in " Rescue Party " are both cylindrical in shape, and with kilometer scale dimensions.

Suddenly, the Enterprises shields activate when a meter-long cylindrical object attacks the ship with an energy bolt equivalent to the strength of 90 photon torpedoes.

The larynx or voice box is a cylindrical framework of cartilage that serves to anchor the vocal folds.

Radial sluice gate: A structure, where a small part of a cylindrical surface serves as the gate, supported by radial constructions going through the cylinder's radius.

At the bottom of the scroll is a wooden cylindrical bar, called digan ( 地杆 ), attached to give the scroll the necessary weight to hang properly onto a wall, but it also serves to roll up a scroll for storage when the artwork is not in display.

Utilized in this context, a small wad of the copper wool ( the steel variety will not suffice for this purpose ) is inserted into the end of a short cylindrical glass tube ( sometimes called a " straight shooter ") and serves to function as a screen and / or a matrix by which the melting freebase can be thoroughly dispersed across the large surface area of the copper wool.

Some computer designs have used non-button cell batteries, such as the cylindrical " 1 / 2 AA " used in the Power Mac G4 as well as some older IBM PC compatibles, or a 3-cell NiCd CMOS battery that looks like a " barrel " ( common in Amigas and older IBM PC compatibles ), which serves the same purpose.

* The tray-type ( also called the cascade-type ) includes a vertical domed deaeration section mounted on top of a horizontal cylindrical vessel which serves as the deaerated boiler feedwater storage tank.

* The spray-type consists only of a horizontal ( or vertical ) cylindrical vessel which serves as both the deaeration section and the boiler feedwater storage tank.

The word " panorama ", from Greek pan (" all ") horama (" view ") was coined by the Irish painter Robert Barker in 1792 to describe his paintings of Edinburgh, Scotland shown on a cylindrical surface, which he soon was exhibiting in London, as " The Panorama ".

In the grinding machine field, expansion went far from universal grinders alone and took in cylindrical grinders, surface grinders, and a wide variety of special and semi-special models.

A plug and a tube with holes in its cylindrical walls divided the chamber above the porous plug into two parts.

Simultaneously with the anode surface temperature and voltage measurements pyrometer readings were taken along the cylindrical surface of the carbon anode holder as indicated on figure 2.

The total heat loss through the anode holder included also the heat conducted through the base of the cylindrical piece into the adjacent metal parts.

Just as the pressure exerted by surface tension in a spherical drop is Af and the pressure exerted by surface tension on a cylindrical shape is Af, the pressure exerted by any curved surface is Af, where **yg is the interfacial tension and Af and Af are the two radii of curvature.

This sample was contained in a cylindrical container similar to that described above.

A specimen or garment is washed in a cylindrical reversing wash wheel, dried and subjected to restorative forces where necessary.

wash wheel -- cylindrical wash wheel of the reversing type.

Dryer -- dryer of the rotary tumble type, having a cylindrical basket approximately 30 inches in diameter and 24 inches in length and rotating at approximately 35 r.p.m..

The cylindrical focusing electrode permits adjustment of the positive lens part by varying the focusing potential.

The internal losses are due to absorption and the small but finite losses suffered in the numerous internal reflections due to deviations from the prescribed, cylindrical fiber cross-section and minute imperfections of the core-jacket interface.

These are long, cylindrical, limbless animals with a snake or worm-like form.

* Most monocots are unable to thicken their stems once they have formed, since they lack the cylindrical meristem present in other angiosperm groups.

where is the cylindrical Bessel function of the first kind and are undetermined constants.

In three dimensions, common alternative coordinate systems include cylindrical coordinates and spherical coordinates.

Inside the sealed lamp, filled with argon or neon gas at low pressure, is a cylindrical metal cathode containing the element of interest and an anode.

* Astigmatism, irregular shaped cornea requiring additional cylindrical corrective lenses in spectacles.

It has a cylindrical body with four wings at mid-body and four tail fins.

Perhaps the most famous Native bead is wampum, a cylindrical tube of quahog or whelk shell.

A barrel is a cylindrical container.

His exploits had been gradually pushed backwards in time until already they extended into the fabulous world of the forties and the thirties, when the capitalists in their strange cylindrical hats still rode through the streets of London ..." In the year 1984 Big Brother appears on posters and the telescreen as a man of about 45.

Bessel functions are also known as cylinder functions or cylindrical harmonics because they are found in the solution to Laplace's equation in cylindrical coordinates.

Bessel's equation arises when finding separable solutions to Laplace's equation and the Helmholtz equation in cylindrical or spherical coordinates.

which is used to expand a plane wave as a sum of cylindrical waves, or to find the Fourier series of a tone-modulated FM signal.

John Cleese, in a 1963 Cambridge University Footlights Review (" Cambridge Circus ") sketch " Judge Not " described a watering can as: " a large, cylindrical, tin-plated vessel with a perforated pouring piece, much used by the lower classes for the purpose of artificially moistening the surface soil ".

* The Centauri Princess is a cylindrical interstellar ark peopled with humans, depicted in elaborate detail in the novel First Ark to Alpha Centauri by A. Ahad

Carbon nanotubes, also called buckytubes, are cylindrical carbon molecules with novel properties that make them potentially useful in a wide variety of applications ( e. g., nano-electronics, optics, materials applications, etc .).

The MGN also had a novel system of cylindrical rotary valves located at the top of the combustion chambers, making the engine notably compact.

When cylindrical correction is needed, the mathematics used to denote the combination of spherical and cylindrical power in a lens can be notated two different ways to indicate the same correction.

In a laser with cylindrical symmetry, the transverse mode patterns are described by a combination of a Gaussian beam profile with a Laguerre polynomial.

The optics consist of a spherical lens and cylindrical lens combination.

The shells are most commonly flat plates and domes, but may also take the form of ellipsoids or cylindrical sections, or some combination thereof.

Most current PWR designs involve some combination of the two, with a cylindrical lower part and a half-spherical top.