نتایج جستجو برای: fine grained concrete

تعداد نتایج: 193366  

Jamal Ahmadi Reza Naghdi2

Recent tendencies in concrete technology have been towards to high- performance concrete with a low water-cement ratio. However, high performance concretes have some problems. One of the problems is early-age cracking due to autogenous shrinkage. This study presents the results of an experimental investigation carried out to evaluate the autogenous shrinkage of high-strength concrete. Accordi...

2014
Yen-Liang Lin Vlad I. Morariu Winston H. Hsu Larry S. Davis

3D object modeling and fine-grained classification are often treated as separate tasks. We propose to optimize 3D model fitting and fine-grained classification jointly. Detailed 3D object representations encode more information (e.g., precise part locations and viewpoint) than traditional 2D-based approaches, and can therefore improve fine-grained classification performance. Meanwhile, the pred...

Brasica napus L. is one of the most important crops in the world, but every year during mechanized harvesting with conventional combines large quantities of the seeds fall to the ground and thus result in a decrease in yield. Therefore, designing and manufacturing a head specific for harvesting this crop is a high priority. In this study, the head of a combine for harvesting fine-grained produc...

Journal: Geopersia 2019

The Gaza Strip constitutes the south-western part of Palestine. The loess deposits were observed in the Middle and Gaza Governorates in Gaza Strip. This study carried out in the Wadi Gaza where Quaternary loess well crops out. Twenty three samples were collected from nine observation sites in the study area, and performed a textural, calcium carbonate and organic matter content studies. The loe...

2007
Jiayuan Meng Dee A. B. Weikle Kim Hazelwood

There is a trend towards multicore or manycore processors in computer architecture design. In addition, several parallel programming models have been introduced. Some extract concurrent threads implicitly whenever possible, resulting in fine grained threads. Others construct threads by explicit user specifications in the program, resulting in coarse grained threads. How these two mechanisms imp...

Journal: :journal of computational and applied research in mechanial engineering - jcarme 0
m. jooybari school of mechanical engineering, college of engineering, university of tehran, tehran, iran j. shahbazi karami faculty of mechanical engineering, shahid rajaee teacher training university, tehran, iran m. sheikhi faculty of mechanical engineering, shahid rajaee teacher training university, tehran, iran

in the present study, mechanical properties and low cycle fatigue behavior of a solid-solutionized aa6061 aluminum alloy produced by equal channel angular pressing (ecap) process were investigated. the grain refinement after two passes of ecap significantly increased the yield stress and ultimate tensile stress and decreased the ductility of the alloy. however, the improvement of low cycle fati...

2015
Cheng-Chih Fan Ran Huang Howard Hwang Sao-Jeng Chao

The practical use of recycled concrete aggregate produced by crushing concrete waste reduces the consumption of natural aggregate and the amount of concrete waste that ends up in landfills. This study investigated two methods used in the production of fine recycled concrete aggregate: (1) a method that produces fine as well as coarse aggregate, and (2) a method that produces only fine aggregate...

2016
Davaajav Jargalsaikhan Naoaki Okazaki Koji Matsuda Kentaro Inui

In this research, we build a Wikification corpus for advancing Japanese Entity Linking. This corpus consists of 340 Japanese newspaper articles with 25,675 entity mentions. All entity mentions are labeled by a fine-grained semantic classes (200 classes), and 19,121 mentions were successfully linked to Japanese Wikipedia articles. Even with the fine-grained semantic classes, we found it hard to ...

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