Ú-tiū bî-pho poē-kéng hok-siā

ú-tiū-ha̍k, ú-tiū bî-pho poē-kéng hok-siā (cosmic microwave background radiation) ia̍h ûi-liû hok-siā (relic radiation) kí 1 chióng ú-tiū moá-moá-sī ê tiān-chû hok-siā, tī 1965 nî hoat-hiān--ê. Ú-tiū-ha̍k-ka khah chē jīn-ûi che sī ú-tiū toā-phek-le̍k siōng chāi ê chèng-kì.

Ion̄g WMAP chò ê poē-kéng hok-siā un-tō͘ piàn-tōng éng-siōng.