MAKE A MEME View Large Image Block and tackle (PSF).png Line art drawing of a Block and tackle system with 2 1 mechanical advantage rigged to disadvantage ie the hauling part changes direction in but does not affect the movement of the block from where it emerges Psf ...
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Keywords: Block and tackle (PSF).png Line art drawing of a Block and tackle system with 2 1 mechanical advantage rigged to disadvantage ie the hauling part changes direction in but does not affect the movement of the block from where it emerges Psf Img-071129152051-0001 png Block and tackle Line art of men
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