大家都搜：
位灯信号机
1、signal light power───信号灯功率
2、radio signal───无线电讯号；无线电信号
3、alarm signal───[安全]警报信号；n.警报，警报信号
4、home signal───进站信号（机）；[铁路]进站信号；[铁路]进站信号机
5、position───v.安置；把……放在适当位置；n.位置；姿态；处境，地位；观点；职位，工作；站位
6、signal processing───[通信]信号处理
7、signal───adj.显著的；作为信号的；n.(Signal)人名；(瑞典)西格纳尔；vt.标志；用信号通知；表示；n.信号；暗号；导火线；vi.发信号
8、signal light tower───信号灯塔
9、signal wire───[通信]信号线
1、is suitable for precise measurement of light signal and those that can invert into light signals indirectly, such as position, distance, displace, angle and other relevant physical variables.───适用于对光信号或是能够间接转化成光信号的物理量，如位置、距离、位移、角度等进行精确测量。
2、amplitude of signal filtered declined light not liked that the center position of energy spectrum moved to the left obviously used the highpass filter to filter.───滤波后信号幅度的衰减比较小，没有像高通数字滤波器滤波后能谱峰的中心位置有明显的向左偏移现象。
3、light center of gravity method is applied to processing optic fiber exited spot signal for acquiring the position features of optic fiber ends.───光重心法”对光纤出射光斑信号进行处理，获取光纤端部的位置特征。