This paper is based on ideal pin-hole imaging model and researches the distortion problem of CCD camera.
本文以理想针孔成像模型为基础，对CCD摄像机的径向畸变问题进行了系统研究。
Furthermore, as for the fork blade roots, a simplified contact model is put forward and according to the calculation results, a more reasonable pin-hole load distribution model is given in this paper.
另外，对叉型叶根，文中提出了一种简化的接触模型，并根据计算结果给出更合理的销钉孔载荷分布拟合公式。
The result proves that the efficiency of multi-pin-hole collimator is indeed higher than that of single-pinhole collimator for our hypothetical model.
结果表明，所假设模型基础上，多针孔成像确实在一定程度上要比单针孔成像探测效率高。
The analysis is based on the model presented by the authors, and therefore the flexibility equation of the pin and the formulae of equivalent nodal forces of the hole are developed.
本文提出的解析-数值混合解法，为分析此类问题提供了新的途径。首先，在作者所建议的力学模型的基础上，建立轴销的柔度方程和孔边等效节点载荷的解析表达式。
The utility model discloses a burner used for quenching in hole, in particular suitable for quenching the partial surface flame in pin hole at hook tail of hook of the train.
本实用新型公开了一种用于孔内淬火的燃烧器，特别适用于列车车钩钩尾销孔局部表面火焰淬火。
The utility model discloses a Kirschner pin with a central hole on the tail end, belonging to a surgery medical device, in particular to a fitting for a bone drill.
本实用新型公开了一种尾端带中心孔的克氏针，属于外科医疗器械，特别是骨钻的附件。
The utility model is characterized in that an open drill is provided with a through hole in which an engaged positioning Kirschner pin is arranged.
在开口钻内设有一通孔，通孔内设有与其相配合的定位克氏针。
The utility model is characterized in that an open drill is provided with a through hole in which an engaged positioning Kirschner pin is arranged.
在开口钻内设有一通孔，通孔内设有与其相配合的定位克氏针。
应用推荐