1) viewing angle
观察角，视角
2) viewing angle
观察视角
1.
In this paper, we also gived some discussions about how to design thelight road to obtain large viewing angle and how to choose taking parameters to obtainhigh diffraction efficiency.
在拍摄时应注意光路的设计，以获得较大的观察视角。
3) observation angle
观察角
1.
They include the deviation of right dihedral angle (for cube corner retroreflectors only) and working attitude (entrance angle, observation angle, rotation angle).
从理论角度分析逆向反射镜（三面直角棱镜阵列形式）的二面直角偏差及其工作姿态（入射角、观察角、旋转角）等因素对反射光光能分布的影响，建立起逆向反射镜反光模型。
5) Observation of the antenna
触角观察
6) wide field inversion lens system
广角视野观察系统
1.
Cryotherapy in treatment of 30 patients with complicated retinal detachment under surgical microscope with wide field inversion lens system
广角视野观察系统联合手术显微镜直视下冷凝治疗复杂性视网膜脱离30例
补充资料：观察(见科学观察)
观察(见科学观察)
observation
吝。guaneho观察(observation)见科学观
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条