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子孔径拼接
释义
子孔径拼接
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工学
加工性能评价
释
Sub-aperture stitching
子孔径拼接
子孔径拼接技术是用小口径高精度干涉仪检测大口径光学元件,将被测元件按照一定的规则划分为若干子孔径,使相邻子孔径之间稍有重叠,并要求子孔径能够覆盖整个被测面形,规划好检测子孔径的路径,然后分别对每个子孔径进行高精度检测,最后利用拼接算法求得重叠区域的相位值,将各个子孔径数据进行拼接,得到全口径的测量结果的技术。
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low energy ion scattering spectrometry
low-energy ion scattering spectrometry
low-energy ion scattering spectrometry, LISS
low energy ion scattering spectroscopy
low energy ion scattering spectroscopy (LEISS)
low energy nuclear chemistry
low-energy nuclear reaction
low energy surface
low-energy surface
low-energy transfer
Lowenheim theorem
low enriched uranium
low enriched uranium (LEU)
low enrichment ordinary water reactor
lower abdomen
lower approximate limit
lower approximate value
lower arithmetic
lower asymptotic density
lower atmosphere
lower base
lower body negative pressure
lower Bohl exponent
lower bound
lower boundary
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