The data may be obtained by anonymous ftp to: ftp://e0srp01u.ecs.nasa.gov and moving to the directory srtm where both version 1 and version 2 directories may be found. Please read the appropriate documentation, also found in the directories.
となにか「あります」じゃなくて「あるかもね」とかいてあるのが不安。
ftp://e0srp01u.ecs.nasa.gov/srtm/
見てみるとなんか大量にファイルが分かれている。
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