当前时间： 2026-03-20 15:09:47
分类：办公文件
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EARTHDATA下载12.5米DEM数据1.在google里打开search.asf.alaska.edu/，打开界面如下，注意登录才能下载4.点击Filters，在弹出的对话框中Hi-Res Terrain Corrected,点击右下角的SEARCH5.弹出下面的界面，点击第一个图像可以看到影像图中的色框位于上海市界内，所以这个数据是要下载的6.点击右下角的下载按钮，可以下载选择区的高程数据
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- 请求信息 : 2026-03-21 01:50:58 HTTP/1.1 GET : https://www.yeyulingfeng.com/a/477879.html
- 运行时间 : 0.219315s [ 吞吐率：4.56req/s ] 内存消耗：4,775.75kb 文件加载：145
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- 会话信息 : SESSION_ID=b7b7672241b47d15e382a0f3871c04a9
- CONNECT:[ UseTime:0.000952s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
- SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001484s ]
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- SHOW FULL COLUMNS FROM `set` [ RunTime:0.001372s ]
- SELECT * FROM `set` [ RunTime:0.000530s ]
- SHOW FULL COLUMNS FROM `article` [ RunTime:0.001561s ]
- SELECT * FROM `article` WHERE `id` = 477879 LIMIT 1 [ RunTime:0.000963s ]
- UPDATE `article` SET `lasttime` = 1774029059 WHERE `id` = 477879 [ RunTime:0.029632s ]
- SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000636s ]
- SELECT * FROM `article` WHERE `id` < 477879 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.009286s ]
- SELECT * FROM `article` WHERE `id` > 477879 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002786s ]
- SELECT * FROM `article` WHERE `id` < 477879 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003055s ]
- SELECT * FROM `article` WHERE `id` < 477879 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002275s ]
- SELECT * FROM `article` WHERE `id` < 477879 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.009167s ]
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夜雨聆风
