在乒乓球技术训练中，选手往往依赖自我体感或教练观察来判断动作质量。然而当缺乏专业指导时，训练者难以获得客观、实时的动作反馈：正手是否更加稳定？击球节奏是否改善？技术是否在数周内真正进步？这些问题揭示了业余训练中的核心痛点——缺乏可量化、即时的技术参数。

A team of researchers in Canada has developed the Jericho Open Resistive Data Logger—an open-access photovoltaic (PV) monitoring platform that integrates data acquisition and processing hardware, a ...

Initial thoughts and comparisons between the STM32F103C8 microcontroller and the Arduino Nano, questioning the latter's ...