abbr.off frequency rejection 偏离频率滤去
Suitable ofr incandescent lamp, vapor lamp.
可配装白炽灯 、 汞灯.
Suitable ofr incandescent lamp, mercury vapor lamp.
防爆应急灯内可配装白炽灯 、 汞灯.
Objective To study the role of oxygen free radicals ( OFR ) in irreversible shock.
目的探讨氧自由基在低血 容量 休克难治期的作用.