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词语大全 barrier lake中文翻譯

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篇首语：丈夫清万里，谁能扫一室?本文由GUIDE信息网(baiduseoguide.com)小编为大家整理，主要介绍了词语大全 barrier lake中文翻譯相关的知识，希望对你有一定的参考价值。

( 5 ) by analyzing the terrace in the lacustrine sediment of the ancient barrier lake , diexi , minjiang river , forming of the terrace is not only because of the intermittent arising of the tectonic movement , but also because of descend of the eroding normal covering resulting from destroying of the barrier lake
( 5 )通過對岷江疊溪古堰塞湖湖相沉積中的河流階地分析可知，階地的形成不僅僅是由于新構造運動的間歇性抬升作用，由于堰塞湖的潰決引起洪水下泄，導致河流侵蝕基準面的下降也可以形成階地。

By studying the ancient barrier lake sediments , this paper mainly probes into the ancient cpmate evolution rule of more scale and less from enty - o thousand to ten thousand years before present , diexi , minjiang river . moreover , influences to lower reaches of minjiang river is simply discussed because of die out of the ancient barrier . the using correlative theories in this thesis are mc chronology , sedimentology , isotope geology , environmental geology , geomorphology
本論文運用~ ( 14 ) c年代學、沉積學、同位素地質學、地貌學等學科的有關理論，通過對岷江疊溪古堰塞湖湖相沉積物的研究，采用沉積物碳酸鹽碳氧同位素等多環境代用指標，研究岷江疊溪地區距今約22千年10千年古氣候演化規律，討論了古堰塞湖形成演化過程與地質環境的相關性。

( 4 ) by five terraces surrounding the ancient barrier lake , presuming that destroyed process of the ancient barrier lake is at least divided into five phases at the time span of o thousand years to three thousand years , and it reflects the five times flood in the course of the destroying of the ancient barrier lake
( 4 )依據古堰塞湖湖相沉積中存在的五級階地，說明古堰塞湖至少分為明顯的五個階段突發性消亡的，消亡的平均周期為2 3千年，并且反映了古堰塞湖消亡過程中五次洪水事件的發生。

The implying environmental substitute indicators are carbonate carbon and oxygen isotopes and so on . the main conclusions drawn from this paper are as follows : ( 1 ) the ancient cpmate evolution , from enty - o thousand to ten thousand years before present , diexi , minjiang river , is from dryness to wetness and can be divided into six phases and o periods by analyzing the ancient barrier lake sediments through multi - environment indicators , and its evolution cycle is three thousand years or so
主要得出以下幾點結論： ( 1 )通過利用多環境代用指標對岷江疊溪古堰塞湖沉積物的綜合分析得出，岷江疊溪地區距今約22千年至10千年間的古氣候經歷了干旱濕潤干旱的演化過程，演變周期大約為3千年，并將其劃分為六階段、兩時期。

( 3 ) the forming wrapping structure because of interlayer beeen silt and clay at the transition part from the fourth layer to the fifth layer in the sediments section . according to this , intense change of the geoenvironment in this area at the period of filpng up of the ancient barrier lake is presumed
( 3 )通過在沉積物剖面的第四層到第五層過渡的部位可以看到粉砂土層和粘土土層相互滲透而形成的包卷構造，推測古堰塞湖淤積時期內該區域的地質環境發生了重大改變。

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