放射性沾染 fàngshèxìngzhānrǎn radioactive contamination Definitions Defs Origin Strokes Stroke Words Sentences Sents 放射性沾染 fàngshèxìngzhānrǎn radioactive contamination radioactive contamination; the presence of unwanted radioactive substances on surfaces or within solids, liquids, or gases
放射性沾染 fàngshèxìngzhānrǎn radioactive contamination radioactive contamination; the presence of unwanted radioactive substances on surfaces or within solids, liquids, or gases
