down warped basin 中文意思是什麼
down warped basin
解釋
土動陷盆地-
This paper was completed based on researches of orefield structures of baiyangping multi - metal mineralization concentrated field, and analysis on structure dynamics of ore - concentrated area and adjacent in lanping - weixi area, yunnan province. in baiyangping ore concentrated area, the master mineralization epoch is in lanping basin became imbricate down - warped, strike - slip and pull - apart basin
本文是在雲南蘭坪?維西地區白秧坪多金屬礦化集中區的礦田構造研究基礎上，對礦集區及滇西較大范圍進行的構造動力學分析研究成果。 -
The basement of the basin is consist of precambrian crystal basement and paleozoic folding basement, while the cover has undergone the evolution of intra - continental rife in permian, down warped basin in triassic - cretaceous period and inter - mountains basin in tertiary. the main sediments are huge - thick volcanic rock, shallow intrusive rock and tuff in early permian, dark mudstone, marl and muddy dolostone in lucaogou formation in middle permian, huge thick volcanic rock, intruder in tiaohu formation in middle permian, miscellaneous sandy gravel, sandstone and gray mudstone in triassic ( the red is under the gray, and huge - thick dark gray, gray sandy gravel, sandstone, mudstone with coal layer in jurassic
盆地基底由前寒武紀結晶基底和古生代褶皺基底組成，盆地蓋層則經歷了二疊紀的裂谷盆地、三疊紀?白堊紀的坳陷盆地和第三紀后的山間盆地的演化過程。盆地主要沉積了下二疊統巨厚火山巖、淺成侵入巖和凝灰巖；中二疊統蘆草溝組的暗色泥巖、泥灰巖、白雲質巖石以及條湖組的巨厚層火山巖、侵入巖；三疊系雜色砂礫巖、砂巖及灰色泥巖（下紅上灰） ；以及侏羅紀厚層深灰、灰色砂礫巖、砂巖、泥巖夾煤層。
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