diffraction instrument [光] 衍射仪 ; 衍射计

electron diffraction instrument 电子衍射装置 ; 电子衍射仪器

x-ray diffraction instrument X射线衍射仪

electronic diffraction instrument [物] 电子衍射仪

laser diffraction instrument 激光衍射仪

microwave diffraction instrument 微波分光仪

testing instrument for diffraction efficiency 衍射效率检验设备

diffraction grating test instrument 衍射光栅测试仪