This apparatus produces harmful radiations.這種儀器會產(chǎn)生有害的輻射物.Most metallic and some nonmetallic elements will emit characteristic radiations.大多數(shù)金屬和某些非金屬元素都會發(fā)出特征的射線.Our knowledge regarding the effects of ionizing radiations i...
At very high intensities, nuclear radiations cause itching and tingling of the skin.當(dāng)核輻射強(qiáng)度很高時, 它能使皮膚感到發(fā)癢和刺痛.This apparatus produces harmful radiations.這種儀器會產(chǎn)生有害的輻射物.Most metallic and some nonmetallic elements will emit c...