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.
你脑子里的一个灵感，不用再经过反复的修改和焦躁的等待。敲下回车的瞬间，它就在那里了。自然、简单，且立等可取，这件事听起来平常，但能做到，其实已经很难得了。
。关于这个话题，爱思助手下载最新版本提供了深入分析
systems. In a previous career, I worked at a Federal Reserve bank, where
Increasing automation of cash reflects the changing nature of banking: decades