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roducing

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  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    PV fuses are utilised to protect solar power ********* equipment against overcurrents, reserse currents and ***** circuits that can occur within alternative energy ********* PV string installations. Photovoltaic (PV) fuses vary in a number of different ways including fuse speed, voltage and amperage rating, breaking capacity and their physical…[Читать далее]

  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on ***** ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels ***** magnets. Ferromagnetic materials can be divided into magnetically…[Читать далее]

  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    Paint is any pigmented liquid, liquefiable, or solid mastic composition that, after application to a substrate in a thin layer, converts to a solid film. It is most commonly used to protect, color, or provide texture. Paint can be made or purchased in many colors—and in many different types. Paint is typically stored, sold, and applied as a l…[Читать далее]

  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    Vibration meter is an instrument used to directly indicate the peak value, peak-to-peak value, average value or root mean square value of vibration quantities such as displacement, velocity, acceleration and acceleration derivative. The main parts of this instrument are integral and differential circuit, amplifier circuit, voltage detector and…[Читать далее]


  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    The paper box is a three-dimensional shape, which is composed of a polyhedron formed by moving, stacking, folding, and surrounding several surfaces. The faces in the three-dimensional composition play the role of dividing the space in the space. If the faces in different parts are cut, rotated, and folded, the obtained faces have different…[Читать далее]

  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    A transformer is a passive component that transfers electrical energy from one electrical circuit to ******* circuit, or multiple circuits. A varying current in any coil of the transformer produces a varying magnetic flux in the transformer’s core, which induces a varying electromotive force across any ***** coils wound around the same core.…[Читать далее]

  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    A spray dryer takes a liquid stream and separates the solute or suspension as a solid and the solvent into a vapor. The solid is usually collected in a drum or cyclone. The liquid input stream is sprayed through a nozzle into a hot vapor stream and vaporized . Solids form as moisture quickly leaves the droplets. A nozzle is usually used to make…[Читать далее]

  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    A backpack—also called knapsack, schoolbag, rucksack, rucksac, pack, sackpack, booksack, bookbag or backsack—is, in its simplest frameless form, a fabric sack carried on one’s back and secured with two straps that go over the shoulders, but it can have an external frame, internal frame, and ***** are bodypacks. In the era of more and more ind…[Читать далее]


  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    A drinking straw is a utensil that is intended to carry the contents of a beverage to one’s mouth. Straws are commonly made from plastics but environmental concerns and new regulation have led to rise in reusable and biodegradable straws. These straws are often made of silicone, cardboard, or metal. A straw is used by placing one end in one’s…[Читать далее]


  • roducing опубликовал(а) обновление 1 год, 10 месяцев назад

    In a piston engine, a piston rod joins a piston to the crosshead and thus to the connecting rod that drives the crankshaft or (for steam locomotives) the driving wheels. Internal combustion engines, and in particular all current automobile engines, do not generally have piston rods. Instead they use trunk pistons, ***** the piston and crosshead…[Читать далее]

  • roducing: теперь зарегистрированный пользователь 1 год, 10 месяцев назад

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