结果表明采用不等宽单元技术能大大改善入射光场为高斯分布型的焦线强度分布均匀性。
The results show that the unequal width element CLA is able to improve the homogeneity along the focus line for an incident laser with both Gaussian and uniform distribution.
本文讨论了当固定条形镜面聚光器长轴沿东西向放置时,太阳时角变化所引起的焦线位置的移动。
This paper deals with a displace of focusing line position which is caused by change of solar hour angle when a long axis of FMSC is placed in east-west direction.
一个迷人的带着松软帽子的少女,深情注目着风吹麦田的地平线,伴着粉红色的梦幻柔焦。
A winsome young lass in a floppy hat, gazing soulfully to the horizon in a windblown field—soft focus, in pastels.
用一辅助凸透镜与一测微目镜进行平行光束的会聚,测出准直管玻罗板线对在辅助凸透镜焦平面上所成像的大小;
Then using another convex lens and a micrometer eyepiece the altered parallel rays is focused, and the imaging size of line pair of collimator imaged on the another convex lens is measured.
结论:考虑病人的吸收剂量和避免影像失真,摄影焦-片距的选择应与滤线栅的焦距相匹配。
Conclusion: Considering the absorbed dose of the patients and avoiding the image distortion, it is suggested that the selection of focus-film distance should be matched with the tube and grid.
结合焦柳线金华寺特大桥在运营过程中出现的结构开裂病害整治实例,介绍采用WN胶在梁体底部粘贴碳纤维布加固修复新工艺。
An introduction is given to strengthening of defect beam of a super large bridge. Carbon fibre textile was applied to the bottom face of beam with WN glue to cure the cracks of structure.
结合焦柳线金华寺特大桥在运营过程中出现的结构开裂病害整治实例,介绍采用WN胶在梁体底部粘贴碳纤维布加固修复新工艺。
An introduction is given to strengthening of defect beam of a super large bridge. Carbon fibre textile was applied to the bottom face of beam with WN glue to cure the cracks of structure.
应用推荐