光学转向 meaning in English
optical inversion
Examples
- It is suitable for the persons who feel dizzy when they take acupuncture and are afraid of pain , and more suitable for the old men and the children
Jh30型氦氖激光治疗仪，设计为立式结构，配有光学转向镜头和扩束镜头，激光束可作任意方向旋转，光斑直径6100mm可调，适合体表照射。