今年盛夏时节,本文作者赶赴美学习之机,访问了几家美国著名的飞机和机载设备制造公司,以及两家民航公司。这些公司大多有着悠久的历史并已与我国建立了良好的交往和合作关系,在产品、技术以及现代化管理手段上更是各有千秋。在本期的内文页和彩色插页上将分别报道他们的所见所闻,以飨读者。 This summer, the author of this article rushed to the United States to learn the opportunity to visit several famous American aircraft and airborne equipment manufacturing companies, as well as two civil aviation companies. Most of these companies have a long history and have established good relations and cooperation with China. They have made great achievements in products, technologies, and modern management methods. In this issue of the text and color inserts will be reported separately what they saw and heard to readers.