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1 X-ray crystallographic data for minerals 未开放资源 机器抓取
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2 X-ray spectrometric major-element analyses of tephra samples from the May 18, 1980 eruption of Mt. St. Helens : samples collected from Washington, Idaho, and Montana 开放资源 机器抓取
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3 X-ray mineralogy of cores from two Guatemalan caldera lakes 开放资源 机器抓取
  The U.S. Geological Survey (USGS), under the sponsorship of The Agency for International Development, in cooperation with Dartmouth College, collected 13 cores to study the sedimen...
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4 Xenoliths in the alkalic basalt flows from Hualalai Volcano, Hawaii 开放资源 机器抓取
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5 X-ray diffraction mineral identification charts for use in studies of uranium, thorium, and rare-earth deposits 开放资源 机器抓取
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6 Xenoliths in volcanics from Mauna Kea Volcano, Hawaii 开放资源 机器抓取
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7 X-ray mineralogy of cores from the North Atlantic and Mid-Atlantic continental slope and rise 开放资源 机器抓取
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8 XYPLOT; a plotting program for the IBM PC, using Lotus 1-2-3 and a Hewlett-Packard plotter 未开放资源 机器抓取
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9 XYPLOT; a plotting program for the IBM PC using Lotus 1-2-3 and a Hewlett-Packard plotter 开放资源 机器抓取
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10 X-ray spectrometric determinations of arsenic sorbed onto cellulose after solvent extraction from fused silicate rocks 开放资源 机器抓取
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