- 更多网络例句与放射虫类相关的网络例句 [注:此内容来源于网络,仅供参考]
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Analysis of the morphological feature, diversity and abundance of graptolite, brachiopod and radiolariaindicated that the sea-level in the Yangtze basin underwent the change from rising to falling, then to risingagain during the latest Ordovician to the earliest Silurian interval, and the maxium rising episode appeared inthe lower Tangyagraptus typicus Subzone and the maxium falling at the top of the Guanyinqiao bed.
笔石、腕足类、放射虫的形态、分异度和丰度的研究表明:扬子海盆晚奥陶世晚期至志留纪初期,总体上,海平面经历了上升→下降→上升的变化,海平面上升的最大阶段发生在Tangyagraptus typicus亚带下部,到观音桥层顶部,海平面下降到最低点。
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In the light of the paleoenvironmental significance reflected by the radiolaria, graptolite, brachiopod,sponge spicule and the rock character, its suggested that the greyish green mudstone at the basal WufengFormation of the Goujiaya section would be probably deposited in 60 to 100 meters deep water, theGuanyinqiao bed in 50 to 80 meters deep, and the radiolaria-bearing silicalite from Wufeng Formation inwater with 200 to 400 meters deep. Combining the above-mentioned water depth with the sea-level changecycles, the change range of every one of the 5 cycles could be further conjectured. They were in ascendingorder: 20~120 m, 80~130 m, about 150 m, 50~250 m, and in excess of 200 m.
根据放射虫、笔石、腕足类、海绵骨针以及岩性等对古环境的指示意义,认为五峰组底部灰绿色泥岩段产出时水深约60-100m,观音桥层水深约50-80m,在晚奥陶世最大海侵期(对应于T.typicus亚带下部),水深约400m,五峰组含放射虫硅质岩沉积时最小水深约200m,结合以上海平面变化的5次旋回,从而推算出各旋回海平面的变化幅度:在第①旋回,海平面变化范围大致为20~120m;在第②、第③和第④旋回中,海平面变化分别为80~130 m、大约150 m和50~250m;第⑤旋回的海平面升降幅度大于200 m。
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Analysis of the morphological feature, diversity and abundance of graptolite, brachiopod and radiolaria indicated that the sea-level in the Yangtze basin underwent the change from rising to falling, then to rising again during the latest Ordovician to the earliest Silurian interval, and the maxium rising episode eppeared in the lower Tangyagraptus typicus Subzone and the maxium falling at the top of the Guanyinqiao bed.
笔石、腕足类、放射虫的形态、分异度和丰度的研究表明:扬子海盆晚奥陶世晚期至志留纪初期,总体上,海平面经历了上升→下降→上升的变化,海平面上升的最大阶段发生在Tangyagraptus typicus亚带下部,到观音桥层顶部,海平面下降到最低点。
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In the light of the palenenvironmental significance reflected by the radiolaria, graptolite, brachiopod, sponge spicule and the rock character, it's suggested that the grayish green mudstone at the basal Wufeng Formation of the Goujiaya section would be probably deposited in 60 to 100meters deep water, the Guanyinqiao bed in 50 to 80meters deep, and the radiolaria-bearing silicalite from Wufeng Formation in water with 200 to 400 meters deep. Combining the above-mentioned water depth with the sea-level change cycles, the change range of every one of the 5 cycles could be further conjectured. They were in ascending order: 20~120m, 80~130m, about 150m, 50~250m, and in excess of 200m.
根据放射虫、笔石、腕足类、海绵骨针以及岩性等对古环境的指示意义,认为五峰组底部灰绿色泥岩段产出时水深约60-100m,观音桥层水深约50-80m,在晚奥陶世最大海侵期(对应于T.typicus亚带下部),水深约400m,五峰组含放射虫硅质岩沉积时最小水深约200m,结合以上海平面变化的5次旋回,从而推算出各旋回海平面的变化幅度:在第①旋回,海平面变化范围大致为20~120m;在第②、第③和第④旋回中,海平面变化分别为80~130m、大约150m和50~250m;第⑤旋回的海平面升降幅度大于200m。
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Radiolaria.org offers an introduction to radiolarian anatomy, physiology, and types.
Radiolaria.org提供了一个有关放射虫类的解剖、生理学和类型的介绍。
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This site also features listings of recent and fossil radiolarian species with images, scientific names/synonyms, descriptions, distribution information, and references.
网站还提供了一个当前和化石放射虫类的物种列表,并配有图片、学名、描述、分布信息与参考资料。
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The newsletter of the International Association of Radiolarian Paleontologists, Radiolaria, may be viewed at this site along with links to other online radiolarian resources.
此外,网站还提供有国际放射虫类古生物学协会的新闻通讯,以及其他相关网络资源的链接。
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Geochemically, radiolarian cherts samples from Nanminshui Formation in middle section of Kelamaili show two distinct types of geochemistries.
摘 要:卡拉麦里中段南明水地层中的放射虫硅质岩出现元素地球化学明显不同的两类。
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About radiolaria.org; Species list; Archive; Web links; InterRad; News; Mystery rad; Radiolarian art
简介;物种列表;档案;网络链接;国际放射虫类古生物学协会;图片
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According to the zooplanktonic species composition and it's distribution in the coral reef lagoons from Nansha Islands, these zooplankton may be distinguished into three groups
栖息在珊瑚礁外的种类,它们随海流或潮流进入潟湖,它们是上层种,属於终生浮游生活的。例如浮游桡足类,浮游放射虫,浮游有孔虫,大眼端足类,箭虫,住囊虫,浮游介形类和浮游幼体等
- 更多网络解释与放射虫类相关的网络解释 [注:此内容来源于网络,仅供参考]
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astrolabe:等高仪;观象仪
astrogravimetric leveling 天文重力水准测量 | astrolabe 等高仪;观象仪 | astrolophi 星射放射虫类
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diatom:硅藻类
由含有二氧化硅的浮游生物残骸组成,如硅藻类(diatom)及放射虫类(radiolaria). 硅质软泥主要分布于高生产力的海区,如两极海域及近赤道(北太平洋)的上升流(upwelling)海域,其沉积速率约为0.2-1cm/ka,明显低于钙质软泥,
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radiolarian ooze:放射虫软泥
根据石灰质遗骸的主要种类而区分为有孔虫软泥(foraminifera ooze)和翼足类软泥(pteropod ooze),前者又分为球房虫属(Globigerina)软泥和globorotalia软泥等. 含硅质较多的硅质软泥有南极海域较多的硅藻软泥和印度洋、热带太平洋部分地区较多的放射虫软泥(radiolarian ooze)等.
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radiogenic isotope:放射(性)同位素
放射性胶质 radiocolloid | 放射(性)同位素 radiogenic isotope | 放射虫类 Radiolaria
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radiolarian:散线虫类动物
Radiolarian 放射虫 | radiolarian 散线虫类动物 | radiolocate 电波探测
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ethmolith:漏斗状岩盘,漏斗岩
筛骨 ethmoid bone | 漏斗状岩盘,漏斗岩 ethmolith | 筛球虫亚科(放射虫类) Ethmosphaerinae
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radiolaria:放射虫类
海洋原虫包括有孔虫类(Foraminifera)与放射虫类(Radiolaria)以及许多鞭毛虫与纤毛虫,此等原虫大量出现于浮游植物栖息之区域. 同时,浮游动物性动物以浮游植物性生物、各种细菌或碎屑等为食物. 白画期间浮游动物垂直向下移动生活于光合作用区之下,
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radiolaria clay:放射虫黏土
放射虫类 Radiolaria | 放射虫黏土 radiolaria clay | 放射虫燧石 radiolarian chert