Middle-Upper Proterozoic 中上元古界
upper proterozoic strata 晚元古代地层
upper proterozoic erathem 上元古界
upper proterozoic ophiolite 新元古代蛇绿岩
middle-upper proterozoic era 中上元古界
the Middle-Upper Proterozoic 中
middle and upper proterozoic 上元古界
This paper divides the Paleozoic - Middle-Upper Proterozoic marine basins into the closed bearing basin type and open relief basin type.
本文把古生界一中、上元古界海相盆地分为封闭型承压盆地和开启型泄压盆地两大类型。
The Heshang area of Hangzhou region in northwest Zhejiang is a typical place where the Upper Proterozoic volcanic rocks of Shangshu Formation outcrop.
杭州河上地区是浙西北上元古界上墅组火山岩发育的典型地区，同时还发育新元古代辉绿岩和碱长花岗岩板状复合浅成侵入体。
The proved reserves in Cenozoic, Mesozoic, Upper Palaeozoic, Lower Palaeozoic, Proterozoic respectively are 38%, 17%, 30%, 13% and 2% in total.
新生界、中生界、上古生界、下古生界和元古界分别占总探明地质储量38%、17%、30 %、13%和2 %。
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