论文部分内容阅读
新型热气流原理安全检查门一种外型酷似金属探测门的新装置，能在乘客进入机场时探测出其所暗藏的炸药和其他违禁品。这是美国宾夕法尼亚州立大学气体动力学实验室主任、机械工程学教授加里·塞特尔斯的最新研究成果。这套奇特的门型装置的工作原理是：这种门能采集“人体上升
The new hot air flow principle Safety check door A new device looks like a metal detection door to detect the hidden explosives and other contraband when passengers enter the airport. This is the latest research result of Gary Sertels, professor of mechanical engineering, director of the Gas Dynamics Laboratory at Penn State University in the United States. This strange door-type device works: This door can capture "the human body rises