您要查找的是不是：
- 氧oxygen (O)
- 环氧epoxy
- 有氧运动aerobic exercise
- 环氧乙烷epoxy ethane
- 厌氧anaerobism; anaerobic
- 除氧deoxygenize
- 二氧dioxygen
- 有氧aerobic
- 氧的oxygenic
- 除氧器deaerization plant
- 抗氧antioxygen
- 甲氧基methoxyl group
- 吸氧oxygen uptake
- 环氧丙烷propylene oxide
- 需氧量oxygen demand
- 氢氧oxyhydrogen
- 硅氧烷siloxane
- 无氧scale free heating
- 厌氧菌anaerobic organism
- 抗氧剂chemical inhibitor
