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pulleys查看 pulleys 在百度字典中的解释百度英翻中〔查看〕
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  • Amazon. com: Mechanical Pulleys - Mechanical Pulleys Power . . .
    Online shopping for Industrial Scientific from a great selection of V-Belt Pulleys Sheaves, Timing Belt Pulleys, Timing Pulley Flanges, Round Belt Pulleys more at everyday low prices
  • Pulleys | McMaster-Carr
    Suspend, lift, or lower objects that move vertically in a track such as windows, doors, and panels Add or replace flagpole components like pulleys, rope cleats, ornaments, and base collars Choose from our selection of V-belt pulleys, timing belts and pulleys, and more Same and Next Day Delivery
  • Pulleys - The Home Depot
    Get free shipping on qualified Pulleys products or Buy Online Pick Up in Store today in the Hardware Department
  • Pulley - Wikipedia
    Pulleys cables were used by the past in rail transport, to move points and change signal color A pulley is a wheel on an axle or shaft enabling a taut cable or belt passing over the wheel to move and change direction, or transfer power between itself and a shaft
  • Pulleys at Tractor Supply Co.
    Pulleys at Tractor Supply Co Buy online, free in-store pickup Shop today!
  • How do pulleys work? - Explain that Stuff
    A pulley is simply a collection of one or more wheels over which you loop a rope (or chain) to make it easier to lift things Here's an everyday example: Photo: A pulley mounted on a huge lifting frame to make it safer to use
  • Pulleys at Lowes. com
    Shop pulleys and a variety of hardware products online at Lowes com





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