syntectonic中文什么意思

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The study of syntectonic sedimentary deposits is one of the advanced topics in current geological research
同構(gòu)造沉積記錄研究是當(dāng)前地質(zhì)學(xué)研究的熱點和前沿領(lǐng)域之一。
In china only few similar studies have been conducted and there is still very little known about syntectonic deposits in the yanshan erogenic belt
在我國，類似的研究工作開展的不多，在燕山造山帶的地質(zhì)研究工作中，這種研究尚屬空白。
The qiongzhong and danxian batholiths , as the largest early mesozoic syntectonic granite intrusions in hainan island , are mainly composed of porphyritic biotite two - feldspars granitoids , in which alkali - feldspar phenocrysts and dark minerals are foliated mostly in we - direction . the granites are of metaluminous i - type . major and trace elements show co - variations with sio2 , suggesting the fractional crystallization of plagioclase , hornblende , apatite and ti - fe oxides in the evolution of the granites
花崗巖的主量元素和部分微量元素成分與sio _ 2呈良好的相關(guān)關(guān)系，顯示出明顯的斜長石、角閃石、磷灰石和ti - fe氧化物等的分離結(jié)晶作用，總體上它們與大陸島弧花崗巖的微量元素豐度和分布特征相似，系統(tǒng)地虧損ba 、 nb 、 sr 、 p和ti等元素。

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