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SECTION: 作品数：1441被引量：1489H指数：15; 导出分析报告; 相关领域：文化科学更多>>; 相关作者：王家旭陆漱韵吴晓威孟晓荣郭军更多>>; 相关机构：学研究院清华大学中国科学院中国民航大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划国家教育部博士点基金更多>>

Study of two-section composite chain of beads under vertical vibration: 《Chinese Science Bulletin》2012年第14期1631-1636,共6页DING Mang MIAO GuoQing; supported by the National Natural Science Foundation of China (10674067 and 10474045); We investigated the dynamic properties of a two-section composite chain of beads under vertical vibration.By analyzing the chain's motion,including phase-shift,mean dilation,center-of-mass displacement,and energy,we f...; 关键词：垂直振动复合链动态特性相互作用质量中心

New Early Triassic paleo-magnetic data from Huangben section,Guangdong and its tectonic implications: 《Chinese Science Bulletin》2006年第15期1894-1902,共9页SHEN Zhongyue DING Jinghai YE Changhe WEN Junwei WANG Zhaoliang CHEN Zhifei; supported by the National Natural Science Foundation of China(Grant No.40274014).; A paleomagnetic study was carried out on a total of 122 oriented cores from Daye Formation of the Huangben section, Guangdong Province. Rock magnetic investigations show that low-titanium magnetite is a dominant carri...; 关键词：早三叠纪古磁学华南板快扬子江板快

Gas seepage on the sea floor of Okinawa Trough Miyako Section被引量：7: 《Chinese Science Bulletin》2005年第13期1358-1365,共8页LUANXiwu QINYunshan; surpported by the Chinese Minister of Science and Technology(Grant No.G2000046703).; A marine geophysical survey was carried out, on the R/V Science 1 of the Institute of Oceanography, Chi-nese Academy of Sciences (IOCAS), in 2000, at the Miyako Section of Okinawa Trough. Here we present seismic and a...; 关键词：气体流量冲绳岛地震海底运动预测方法

Palynological investigation of a Holocene profile section from the Palaeo-Gaxun-Nur-Basin被引量：8: 《Chinese Science Bulletin》2003年第14期1418-1422,共5页D.Demske S.Mischke; Palynological investigations on lacustrine sediment samples revealed a general dominance of open Artemisia-Chenopodiaceae vegetation in the Palaeo-Gaxun- Nur-Basin (Inner Mongolia) between 5250 and 3500 cal. aBP. Rive...; 关键词：孢粉学全新世纵剖面湖泊沉积物中国内蒙古

Do multiple cycles of aeolian deposit-pedogenesis exist in the reticulate red clay sections in southern China?被引量：2: 《Chinese Science Bulletin》2003年第12期1251-1258,共7页Xuefeng Hu Tianfan Cheng Hexin Wu; The Xiangyang reticulate red clay section was newly sampled in high-resolution. The viewpoints different from the previous studies[17] are put forward after studying Munsell color values, weathering degrees, magnetic ...; 关键词：reticulate RED CLAY Xianyyang reticulate RED CLAY SECTION (Xiangyang section) c WEATHERING degree.

Magnetic polarity ages of the fossil-bearing strata at the Sihetun section,West Liaoning:A preliminary result被引量：4: 《Chinese Science Bulletin》2001年第17期1473-1476,共4页PAN Yongxin ZHU Rixiang John Shaw ZHOU Yaoxiu; the National Natural Science Foundation of China (Grant No. 49834001); and the National Key Basic Research Program (Grant No. G1999075509) ;and the CAS (Grant No. KZ951-A1-401).; Rock-magnetic and palaeomagnetic studies have been carried out on the interval of famous fossil-bearing sedimentary rocks and its overlying basalts and underlying basalts at the Sihetun section, West Liaoning Province...; 关键词：MAGNETIC polarity age Jehol FAUNA Sihetun section.

The elemental carbon record in Weinan loess section since the last 21 ka被引量：5: 《Chinese Science Bulletin》2001年第18期1541-1544,共4页YANG Ying SHEN Chengde YI Weixi SUN Yanmin LIU Dongsheng; This work was supported by the National Natural Science Foundation of China (Grant No. 49773186); the National Key Basic Research Project (Grant No. G1999043401); the Natural Resources and Environment Program, the CAS (Grant Nos. KZ951-A1-402-08-01 and; We studied the records of elemental carbon (EC) of the last 21 ka in the Weinan loess section, Shanxi Province. The variations of EC abundance and δ13CEC value along with depth (or age) were presented. There are four...; 关键词：ELEMENTAL carbon fire history Weinan LOESS SECTION δ13C paleoenvironment.

Paleo-environmental study on the growth of magnetotactic bacteria and precipitation of magnetosomes in Chinese loess-paleosol sequences被引量：2: 《Chinese Science Bulletin》2000年第S1期21-25,共5页PENG Xianzhi JIA Rongfen LI Rongsen DAI Shunying LIU Tungsheng; 405 samples were collected from L5-S5-L6 in consideration of obvious variations in susceptibility of the geological sections, which are section Xifeng in Gansu Province and section Duanjiapo in Shaanxi Province for st...; 关键词：LOESS-PALEOSOL SEQUENCES magnetotactic BACTERIA (MB) MAGNETOSOMES (MS) paleoeclimate SECTION Xifeng SECTION Duanjiapo.

CP embedding agent and its application to the serial section of the body wall tissue of insects被引量：1: 《Chinese Science Bulletin》1999年第11期1021-1024,共4页Xuexiang Bao Yiping Zheng Hengshan Zhang Yingzhe Xia Chuantao Song; The key of tissue section technique is the selection and application of the embedding agent. Based on the specific characteristics of the tissue and outer skeleton of insects, a new kind of embedding agent, colophony ...; 关键词：CP EMBEDDING agent insect body WALL TISSUE SERIAL section.

A Soil Morphological Index for Paleosol Research被引量：1: 《Chinese Science Bulletin》1999年第S1期218-222,共5页LI Xuyong LI Baoguo GUO Zhengtang ZHAO Chengyi SHI Yuanchun 1 Commission for Integrated Survey of Natural Resources, CAS, Beijing 100101, China. 2 Department of Soil and Water, China Agricultural University, Beijing 100094, China 3 Institute of Geology, CAS, Beijing 100029, China 4 Institute of Xinjiang Ecology and Geography, CAS, Urumqi 830011. China; We developed a soil morphological index to quantitatively measure the degree ofpaleosol development. For its development, this index combined paleopedogenic features with tensoil macro- and micro-morphological propert...; 关键词：SOIL MORPHOLOGICAL INDEX PALEOSOL LOESS SECTION

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