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A.radial B.radiate C.radiator D.radiationChineseauthori……

ChineseauthoritiessaidTuesdaytraceamountsofatmospheric()fromJapanhavebeendetectedinBeijingandmanyareasotherthanHeilongjianginthenortheastbutstressed(强调)theyposenothreattopublichealth.

A.radial 
B.radiate 
C.radiator 
D.radiation