infrared control短语¹⁴⁴⁹⁷²⁺² 基本例句 红外线控制 As compared with other forms of control technique, such as analog communication, infrared control etc. the wireless spread spectrum technique has the prominent features of immunity to interference. 文中所设计的叶轮机给煤系统采用扩频通信技术，实现了一点对多点的无线遥控功能； cnki