Цены на нефть взлетели до максимума за полгода17:55
And, if a robot arm were to swing out towards you, for safety reasons you would want to be able to immediately stop it and push it back without harming yourself, reverse that motion instantly. For one thing, that requires a back-driveable actuator.
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Трамп высказался о непростом решении по Ирану09:14
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