... 吸收太阳光谱线 fraunhofer spectrum 弗伦豪佛谱线,太阳光谱线 the fraunhofer line 弗朗荷费光谱, 吸收太阳光谱线 fraunhofer spectrum ...
双语例句
1
On the basis of Fraunhofer diffraction theory, the diffraction patterns of a Varied Line-space (VLS) grating were obtained for incidence beam in parallel and uniform.