The IEEE802.15.4 Low Rate-Wireless Personal Area Network (LR-WLAN) is characterized by its low power consumption, low cost, and reliable data transfer.是什么意思_The IEEE802.15.4 Low Rate-Wireless Personal Area Network (LR-WLAN) is characterized by its low power consumption, low cost, and reliable data transfer.在线翻译_英语_读音_用法_例句