fourier optical principle 傅立叶光学原理
geometric optical principle 几何光学原理
geometrical optical principle 几何光学原理
diffraction optical principle 衍射光学原理
optical null principle 光学零位原理
Optical Fiber Communication Principle 光纤通信原理
principle of optical equivalence 光学等效原理
Principle of Optical Communication 光通信原理
optical triangle principle 光学三角原理
T he smoke test room using optical principle can accurately detect the early smoke of the fire;
采用光学原理的烟雾检测室，能够准确的探测到火灾初期产生的烟雾；
In this paper, based on optical principle, a formula of measuring the refractive index of fluid has been derived.
根据光学原理，推导出测量液体折射率公式。
The optical principle and the effects of material and structural parameters on collimating properties are studied theoretically.
在研究其准直原理及理论计算基础上，讨论了材料和结构参数对准直特性的影响。
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