pinholes是什么意思,pinholes怎么读,
pinhole camera针孔照相机
1.It was found in experiments that the particle polishing could eliminate the passive effect of hydrogen evolution and nickel deposits electroformed without pinholes and pits could be achieved by APEF.
试验发现,游离粒子磨擦能彻底消除析氢的不利影响,利用磨擦辅助精密电铸技术能够制造出没有任何麻点、针孔等缺陷的镍电铸层。
3.In this paper, the formation mechanism of pinholes in gray and ductile iron and the factors influencing their formation are discussed as well as a preventive measure is suggested.
本文从理论上分析了针孔形成的机理,讨论了影响灰铁及球铁件针孔形成的各种因素,并指出了防止针孔形成的工艺措施。
4.A photon sieve can be composed of a large number of circular pinholes. Each circular pinhole has a contribution to the focusing.
光子筛是一种由大量小孔构成的衍射元件,其上面的每个小孔对聚焦都有贡献。