illuminant

基本解釋

The pilot said the aircrew of more than ten other airliners flying above Shanghai also reported the illuminant object, one by one.
據(jù)悉，當(dāng)駕駛航班CZ6554的飛行員于21時51分起飛后，發(fā)現(xiàn)的一個“不明發(fā)光體”占據(jù)了各大版面的頭條。飛行員說：“晚21時左右，CZ6554航班，上海區(qū)域，高度一萬零七百米發(fā)現(xiàn)巨大球狀發(fā)光天體”。
Airline pilots and several witnesses reported seeing “a huge *spherical illuminant” in the sky above Beijing and Shanghai on August 20, reported China Daily.
《中國日報》報道稱，在京滬兩地，一些飛行員以及數(shù)位目擊者都聲稱自己于8月20日這天在當(dāng)?shù)乜罩锌吹搅艘粋€“巨大球狀發(fā)光體”。
In this paper, the illuminant principle and functional characters of rare earth noctilucent fibers were summarized, and then analyze its wearability and application area.
簡述了稀土夜光纖維的發(fā)光原理及其功能特性，分析了該纖維的服用性能及應(yīng)用領(lǐng)域。

This lovely illuminant contrivance is perhaps symbolic of that golden age.
FORBES: Designer Unveils Wooden Light Bulb

光源
The spectral line characteristic of each kind of typical illuminant is analyzed and compared in this paper.3.
2.通過對典型光源的譜線測量,分析比較了各種典型光源的譜線特征。
物理學(xué)
光源
發(fā)光體
發(fā)光的
施照器