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1 Netlib Database 开放资源 专家推荐
  Welcome to netlib, a repository of mathematical software, data, documents, address lists, and other useful items. There are several ways to search the collection.;...
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2 NOAA DMSP and VIIRS Nighttime Lights 开放资源 专家推荐
  DMSP data are downlinked to Thule AFB and transmitted to AFWA via communications satellite. At AFWA, the data are decrypted and sent to NGDC via T1 (Note: March 1992 - November 199...
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3 NYSGIS Clearinghouse 开放资源 专家推荐
  Welcome to the New York State Geographic Information Systems (GIS) Clearinghouse. The Clearinghouse, operated by the NYS ITS GIS Program Office, was established to disseminate info...
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4 Nickel deposits near Mount Vernon, Skagit County, Washington 未开放资源 机器抓取
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5 Nickel deposits near Riddle, Douglas County, Oregon 未开放资源 机器抓取
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6 Nickel-copper deposits on the west coast of Chichagof Island, Alaska 未开放资源 机器抓取
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7 Nickel-copper deposit at Snipe Bay, Baranof Island, Alaska 未开放资源 机器抓取
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8 Notes on the possibilities of domestic water supplies in the area to be irrigated from the Heart Mountain Canal; Ground water conditions in the area of the Heart Mountain Division of the Shoshone Irrigation Project, Wyoming 开放资源 机器抓取
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9 Nomograph for solution of non-equilibrium formula 未开放资源 机器抓取
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10 New methods for determination of molybdenum in scheelite 未开放资源 机器抓取
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