Duba zuwa sashi na ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda sashi: Passage: Wani muhimmin kayan aiki don nazarin gwaji shine bututun haske na bincike. Wani bincike a cikin na'urar gwajin zai iya watsa bayanai ta hanyar dumama farantin karfe zuwa incandescence, wani taron da za'a iya yin rikodin ta kayan aikin da ke ƙarshen dogon bututu mai madaidaiciya. Tambaya: Menene babban kayan aiki don nazarin gwaji?
bututun hasken bincike