Exploratorium
San Francisco's Exploratorium is more than a museum, it's a twenty-first-century learning laboratory, an eye-opening, always-changing, playful place to explore and tinker. Dive in and discover what we’re all about.
www.exploratorium.edu - 2020-08-06 - 收藏-
有人物聯網
有人物聯網定位為工業物聯網專家，以聯網的事情找有人為企業文化。主營串口服務器、4G工業級無線路由器、nbiot模塊、LoRa網關/模塊、GPRS/4G DTU、GPRS/4G模塊、藍牙模塊、串口WIFI模塊、WIFI無線串口服務器、串口轉以太網模塊、超級網口以及開發評估板等。主要工作原理是將RS232、RS485、TTL電平的UART串口轉有線以太網、無線WIFI、移動蜂窩網絡，廣泛應用在數據采集、遠程控制的產品和解決方案中。
www.usr.cn - 2020-07-02 - 收藏 -
ESA歐洲航空航天局網站
The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science.
www.esa.int/ESA - 2020-04-24 - 收藏
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