oxygen resource的用法和樣例：
例句
- MOEA applied to medical health care,is smaller?sized,more easily operated,safer and more economical than other sources of oxygen supply.
膜法富氧用于醫療保健比其它氧源體積小，操作簡(jiǎn)單，安全和經(jīng)濟。 - Recent research progress on the propylene epoxidation catalysts which use molecular oxygen or hydrogen peroxide as oxidants is reviewed.
評述了以分子氧和雙氧水為氧源的丙烯環(huán)氧化催化劑體系的最新研究進(jìn)展。
