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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，这一点在51吃瓜中也有详细论述
Компания AeroVironment и Армия США заключили соглашение о поставке дронов-камикадзе семейства Switchblade, которые испытывали на Украине. Об этом сообщает Defense News.
• “Archaeologists Say They’ve Identified Traces of a 2,000-Year-Old Love Note Still Etched Into a Wall in Ancient Pompeii.” (Smithsonian).
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