ARTICLE
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CALCULATION OF SCREWS
To build templates of the screw (side view) for a given shape of the blade (top view) and the step there are two main methods of calculation: analytical and graphical. Usually based on...
WALKING TRANSPORT
Existing models of walkers have several major disadvantages: the speed of these machines is usually not more than 8-10 km/h; they move irregularly or are experiencing vibrations in the...
