不电离的
OCT has many advantages over other existing medical modalities,including use of non ionizing radiation,display of contrast between soft tissues and disclosure of functional information. 光学成像法与现有的辐射成像方法相比具有辐射是非电离的;可以区分软组织;
Scientific colloquium on medical supervision of workers exposed to ionizing and non ionizing radiations 接受电离和非电离辐射照射的工人的医学监督科学讨论会
This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。