heliostat
heliostat漢語(yǔ)翻譯
【醫(yī)】 定日鏡
heliostat詳細(xì)解釋
he.li.o.stat
n.(名詞)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.定日鏡:一種儀器,裝有一面會(huì)自動(dòng)調(diào)控的鏡子,以便不斷朝某一恒定方向反射日光。與太陽(yáng)熱量計(jì)同時(shí)使用,以保持對(duì)太陽(yáng)輻射的不間斷測(cè)量