单词	phosphorus tetroxide
释义	phosphorus tetroxide 四氧化二磷
随便看	antifrictional antifriction alloyelectroplating antifriction alloy electro plating antifriction alloys anti-frictional metal anti-friction and anti-wear antifriction ball bearing anti friction ball bearing Anti-friction ball bearing yoke sleeve antifriction bearing antifriction-bearing anti friction bearing anti-friction bearing antifriction bearing centre anti-friction bearing for machine antifriction bearing grease anti-friction bearing material antifriction bearing pillow anti-friction bearing pillow antifriction bearing roller antifriction block anti-friction block antifriction box anti-friction box antifriction cast iron