| 释义 | chromium dioxide
 chromium dioxiden  (Elements & Compounds) a chemical compound used as a magnetic coating on cassette tapes; chromium(IV) oxide. Formula: CrO2. Also called (not in technical usage): chrome dioxidechromium dioxide
 chromium dioxide[′krō·mē·əm dī′äk‚sīd]  (inorganic chemistry) Cr2O2 Black, acicular crystals; a semiconducting material with strong magnetic properties used in recording tapes. |