搜索结果: 1-9 共查到“地质学 Key”相关记录9条 . 查询时间(0.171 秒)
Recycling of tectonic plates a key driver of Earth’s oxygen budget（图）
构造板块 地球氧气收支 氧气循环
font style='font-size:12px;'>
2023/5/23
A new study co-led by a Cornell researcher has identified serpentinite – a green rock that looks a bit like snakeskin and holds fluids in its mineral structures – as a key driver of the oxygen recycli...
Sediment loading is key to predicting post-wildfire debris flows（图）
Sediment loading predicting post-wildfire debris flows
font style='font-size:12px;'>
2020/2/20
The mudslides that follow wildfires in Southern California can be deadly -- and difficult to predict. New National Science Foundation-funded research will help officials identify areas prone to these ...
Rock Samples Indicate Water is Key Ingredient for Crust Formation
Rock Samples Indicate Water Crust Formation
font style='font-size:12px;'>
2017/7/19
By examining the cooling rate of rocks that formed more than 10 miles beneath the Earth’s surface, scientists led by The University of Texas at Austin Jackson School of Geosciences have found that wat...
Indiana University and Virginia Tech geochemists show experimental verification of key principle
Indiana University Virginia Tech geochemists
font style='font-size:12px;'>
2016/3/21
Geochemists at Indiana University and Virginia Tech have developed and demonstrated a technique for assessing the validity of a principle that has long been important in thermodynamics and chemical ki...
Major Storm Events Play Key Role In Biogeochemistry of Watersheds
Major Storm Biogeochemistry Watersheds
font style='font-size:12px;'>
2016/2/22
A new Yale-led study offers a new conceptual framework for understanding the biogeochemistry of watersheds. The framework combines hydrologic and biogeochemical theory to test well established concept...
KEY TECHNIQUE OF ACCURATE RECTIFICATION FOR REMOTE SENSING IMAGE WITH HIGH RESOLUTION
Remote Sensing Image High Resolution Parameter Calculation Image Matching Accurate Rectification
font style='font-size:12px;'>
2015/7/30
The geo-referenced image with one-meter resolution (GRIOMR) is one of the most basic information in the digital earth. The remote
sensing image with high resolution (RSIHR) is the best resource for ...
Study on Key Technology in the Control Surveying of Jinan-Qingdao Highway’s South Line
Division of Points’ Coordinates Elevation Values’ Steps GPS Control Network Super Highway Systemic Conformance
font style='font-size:12px;'>
2011/12/21
The south line of Jinan Qingdao highway (which is short of Ji-Qing south line) spans 281km, whose geomorphy is mainly composed by mountain lands and hills. Approximately, it runs from east to west and...
The Origin and Diversification of Osteichthyans and Sarcopterygians: Rare Chinese Fossil Findings Advance Research on Key Issues of Evolution
Rare Chinese Fossil Findings Advance The Origin and Diversification
font style='font-size:12px;'>
2014/3/26
iving organisms represent
only 1% of all the biota that
has ever existed on earth.
All organisms, living or extinct,
are related to each other by sharing
common ancestors at different levels...
俄罗斯极地乌拉尔Сыум-Key超基性岩体中的硬玉岩
硬玉岩 Сыум-Key超基性岩 极地乌拉尔 俄罗斯
font style='font-size:12px;'>
2014/3/28
俄罗斯极地乌拉尔Сыум-Key超基性岩体中的硬玉岩呈脉状在以叶蛇纹石为主的蛇纹岩中产出,硬玉岩由硬玉和绿辉石组成,根据硬玉岩的颜色、结构和构造可划分出三个世代,可能对应存在三期硬玉化过程.第一世代硬玉为主体,灰白色,粗粒结构,致密块状,硬玉分子(Jd)含量54%～88%;第二世代硬玉发育在灰白色硬玉中,呈浅绿色,细粒-隐晶结构,细脉状.囊状,硬玉分子(Jd)含量74%～86%;第三世代硬玉呈绿色...