laser art激光艺术lasern.激光；镭射laser reflectograph for teeth movement激光牙活动度反射记录器laser-induced fluorescence detection激光诱导荧光检测laser welding machine for orthodontics激光口腔矫形焊接机laser monitoring observation technique激光检测技术laser diaphanoscope for tumor diagnosis癌肿激光透照诊断仪laser ultra-high temperature gradient激光超高温度梯度laser induced fluorescence spectroscopy激光感生荧光光谱学,激光致荧光光谱学laser-controled land leveling machine激光平地机Laser assisted in-situ keratomileusis准分子激光角膜原位磨镶术laser inter- satellites communication激光星间通信