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前言日本的第一张航空象片据说是在1911年由德川大尉驾驶轻型飞机拍摄的。但日本国铁使用航空象片的历史,却是开始于1936年6月。当时在铁道省东京建设事务所安排了飞行工作,并在熊谷事务所配备了航摄用的飞机,开始利用航空象片来完成建设用的设计图。从那以后,在饭田线,大岚—小和田间的第一西山隧道附近。首先拍摄红外、彩色象片用于防灾工作。但正式用于铁路防灾的各种研
Foreword Japan’s first aerial photo was said to have been shot by Captain Tokugawa in 1911 on a light aircraft. However, Japan’s national railway use of aviation history, but it began in June 1936. At that time, a flight work was arranged at the Tokyo Construction Office of the Ministry of Railways and an aircraft for aerial photography was installed at the Kumagaya office to begin the construction of plans for the use of aerial photographs. Since then, in the Iidabashi Line, Dai-Lan - the first Western Hills Tunnel in Koiwa field. First shot infrared, color image for disaster prevention. However, it is officially used for various research on railway disaster prevention