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The average δ〓O value of brachiopod shells from Givetian in Longmenshan area is comparable with those of the same geologic time from North America and Australia. The three continents were in the same latitudes although the Australia was in the south hemisphere, hence the annual average temperatures.

5龍門山地區(qū)中泥盆世腕足化石的δ〓O與同時期北美和澳大利亞腕足化石的δ〓O值非常接近，它們當(dāng)時都是地處低緯度地區(qū)国产55成熟老妇女，海水年平均溫度相同色8久久综合九色综合欧美9，因此三個地區(qū)海洋的δ〓O值也應(yīng)相同。

Of, belonging to, or designating the latest era of geologic time, which includes the Tertiary Period and the Quaternary Period and is characterized by the formation of modern continents, glaciation, and the ''.

新生代的屬于人人操人人干人人擦、隸屬于或稱呼地質(zhì)史上最新的時代的精品区二区三区免费A片视频，包括第三紀(jì)和第四紀(jì)，其特征為現(xiàn)代大陸的形成jk黄色网站、冰川作用以及哺乳動物国产乱子论在线一区二区视频、鳥類和植物的''。

Based on the new Permian geologic time scale proposed by the author,the lithofacies paleogeography and paleotectonics and their evolution during the Permian in China have been discussed in this paper under the new Permian geologic timescale proposed by the authors.

以作者提出的新的二疊紀(jì)地質(zhì)年表為基礎(chǔ)老熟女AV午夜，概要論述了中國二疊紀(jì)各＂期＂巖相－古地理和古構(gòu)造的基本特征及其演化史欧美一级欧美一级A片，編制了相應(yīng)的巖相－古地理圖

geological age：地質(zhì)年齡;地質(zhì)年代

地質(zhì)構(gòu)造 geologic structure | 地質(zhì)時間單位 geologic time unit | 地質(zhì)年齡;地質(zhì)年代 geological age

geotropism：向 性

geologic time scale 質(zhì)年代表 | geotropism 向性 | geriatrics 老科

geologic synchronism：地質(zhì)同期性

geologic symbols 地質(zhì)符號 | geologic synchronism 地質(zhì)同期性 | geologic time scale 地質(zhì)年代表