1) meandering fluvial deposits
曲流河沉积
1.
The meandering fluvial deposits,preserved in Middle Triassic Youfangzhuang Formation of Jiyuan Area,western Henan,comprise mainly fine sandstone,siltstone and silty mudstone interbedded with conglomerate and coarse sandstone.
豫西济源中三叠世油房庄组下部发育曲流河沉积,以细砂、粉砂和粉砂质泥岩为主,局部含泥砾和粗砂岩。
2) meander sedimentary facies
曲流河沉积相
3) fluvial deposit
河流沉积
1.
The environmental and fluvial deposits change indexes are related to the grain size,pollen analysis,with the AMS14C dating.
对长白山松江水文站阶地剖面的粒度参数和孢粉进行分析,结合AMS14C测年数据并与历史记录相校验,重建该区的气候环境演化特点与河流沉积物的相变过程。
4) fluvial deposits
河流沉积
1.
Studies of fluvial deposits concerning both climate and sea level changes as well as sequence stratigraphy may become increasingly impotant in this millennium.
河流沉积地层是古代陆相沉积和大陆边缘沉积的重要组成部分。
5) meandering river delta sedimentary system
曲流河三角洲沉积体系
1.
The result shows that there exist a set of meandering river delta sedimentary systems in the environment of semi-arid, Semi-humid and fr.
研究结果表明该区长8时期属于半干旱-半潮湿、沉积水体微咸的环境,发育了一套曲流河三角洲沉积体系,包括曲流河三角洲平原和曲流河三角洲前缘2种亚相,前者可划分为水上分流河道、水上天然堤、水上分流河道间3种微相,后者可划分为水下分流河道、水下天然堤、水下分流河道间、河口砂坝(远砂坝)及前缘席状砂6种微相。
6) river sediment
河流沉积物
1.
Mercury,arsenic and antimony are common items in soil and river sediment samples in environment monitoring.
Hg、As、Sb是土壤和河流沉积物的常规测定项目。
2.
The Korean r iver sediments have much lower TIC,C a and carbona te contents than Chinese river sediments,whereas the Changjiang sediment is cha racterized by hi gh Ti content and the Huanghe sediment by h igh Ca,Na and car bonate contents.
韩国河流沉积物中Ca及碳酸盐含量显著低于长江和黄河,而其他元素含量则在二者之间;黄河沉积物以总无机碳(TIC)、Na和Ca含量高为特征,而长江沉积物则显著富集Ti和P。
3.
In terms of the geochemical distribution and seasonal variation of N, P and trace heavymetals in the sediments, Brisbane, Australia, this paper discusses some research methods applica-ble to environmental geochemistry of river sediments, and the mechanism of river pollution, pro-viding the important scientific basis for river evaluation and environmental arrangement control.
本文通过对澳洲普洛斯本河现代沉积物的粒度、营养元素和微量重金属元素地球化学分布及其季节性差异的研究，探索了河流沉积物环境地球化学的研究方法，阐述了河流现代沉积物的污染现状和规律，为河流的评价和环境治理等提供了重要的科学依据。
补充资料：交河塞下曲
【诗文】：
交河冰薄日迟迟，汉将思家感别离。塞北草生苏武泣，
陇西云起李陵悲。晓侵雉堞乌先觉，春入关山雁独知。
何处疲兵心最苦，夕阳楼上笛声时。
【注释】：
【出处】：
全唐诗：卷647-5
交河冰薄日迟迟，汉将思家感别离。塞北草生苏武泣，
陇西云起李陵悲。晓侵雉堞乌先觉，春入关山雁独知。
何处疲兵心最苦，夕阳楼上笛声时。
【注释】：
【出处】：
全唐诗：卷647-5
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条