نتایج جستجو برای: rock types

تعداد نتایج: 525291  

2011
C. M. Pieters S. Besse J. Boardman B. Buratti L. Cheek R. N. Clark J. P. Combe D. Dhingra J. N. Goswami R. O. Green J. W. Head P. Isaacson R. Klima G. Kramer S. Lundeen E. Malaret T. McCord J. Mustard J. Nettles N. Petro C. Runyon M. Staid J. Sunshine L. A. Taylor K. Thaisen S. Tompkins J. Whitten

[1] High‐resolution compositional data from Moon Mineralogy Mapper (M) for the Moscoviense region on the lunar farside reveal three unusual, but distinctive, rock types along the inner basin ring. These are designated “OOS” since they are dominated by high concentrations of orthopyroxene, olivine, and Mg‐rich spinel, respectively. The OOS occur as small areas, each a few kilometers in size, tha...

2016
P. S. Sawyer

This paper presents a set of spectral reflectance data of numerous surface cover types of the Big Pine Creek watershed in California’s Eastern Sierra Nevada Mountains. Ground cover vegetative types include several samples of deciduous broad leaf and narrow leaf trees, needle leaf conifers, sages, and needle leaf and broad leaf shrubs. In addition, several litter samples as well as soil and rock...

Journal: :Computer Vision and Image Understanding 2008
Matthew J. Thurley Kim C. Ng

Once segmentation of 3D surface data of a rock pile has been performed, the next task is to determine the visibility of the surface rocks. A region boundary-following algorithm that accommodates irregularly spaced 3D coordinate data is presented for determining this visibility. We examine 3D surface segmentations of laboratory rock piles and determine which regions in the segmentation correspon...

2017
Anne M FRIEL Donal J SEXTON Michael W O’REILLY John J MORRISON John J. Morrison

34 Pre-eclampsia represents a state of increased or prolonged vasoconstriction, partially 35 linked to the potent vasocontractile effect of isoprostanes. The process of Rho A– 36 mediated calcium sensitization is inherent to a state of prolonged contractility in many 37 smooth muscle types. The aims of this study were 1), to investigate mRNA expression 38 levels of Rho A and Rho kinase isoforms...

Journal: :مهندسی معدن 0
رضا میکائیل دانشگاه صنعتی شاهرود محمد عطایی دانشگاه صنعتی شاهرود رضا یوسفی دانشگاه صنعتی شریف

rock sawability prediction and determination of effective parameters are important in the cost estimation and the planning of the stone factories. an accurate estimation of rock sawability and performance prediction of sawing machine helps to make the planning of the rock sawing projects more efficient. it is necessary to predict the rock sawability and determine the effective parameters to ach...

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