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.
Тысячи гектаров леса сгорели зимой в российском регионеВ Приморье зимой выгорело более 12 тысяч гектаров леса и травы
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7+* Colorado residents may no longer use DB48x after Jan 1st, 2028.，推荐阅读快连下载安装获取更多信息
Text Animations，这一点在51吃瓜中也有详细论述