海侵旋迴 的英文怎麼說
中文拼音 [hǎiqīnxuánhuí]
海侵旋迴
英文
progressive cycle-
During the upper paleozoic in huabei there were 3 main times of sea level eustacy which caused different deposits in research area
華北晚古生代經歷了3次大的海平面升降旋迴，不同海侵事件在研究區內留下了不同的沉積紀錄。The results indicate that these parameters in profile change closely with geotectonic cycles as follows : sulfur, colloid and asphaltene contents keep the lowest values in devonian, triassic, jurassic and tertiary ; they are in accordance with regressive geotectonic phases, of which the maximum values appear to be correspond to the largest - scale marine transgressions occurred in caledonian cycle, hercynian cycle and middle phase of alpine cycle
指出，這些石油參數在剖面上的變化與大地構造旋迴有密切關系：硫，膠質和瀝青質的含量在泥盆紀、三疊紀、侏羅紀和新近紀為最低值，它們與海退構造階段相一致；石油化學成分最大值與加里東旋迴、海西旋迴和阿爾卑斯旋迴中期的最大海侵相一致。
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