详细解释:n. 日光反射装置
【医】 定日镜
详细解释:
he.li.o.stat
n.(名词)An instrument in which a mirror is automatically moved so that it reflects sunlight in a constant direction. It is used with a pyrheliometer to make continuous measurements of solar radiation.定日镜:一种仪器,装有一面会自动调控的镜子,以便不断朝某一恒定方向反射日光。与太阳热量计同时使用,以保持对太阳辐射的不间断测量