نتایج جستجو برای: natural resources materials

تعداد نتایج: 1125639  

2014
Youjun Ji Linzhi Zhang Jiannan Yue

Lessening the leakage of surface water can reduce the waste of water resources and ground water pollution. To solve the problem that Mengxi River could not store water enduringly, geology investigation, theoretical analysis, experiment research, and numerical simulation analysis were carried out. Firstly, the seepage mathematical model was established based on unsaturated seepage theory; second...

2013
HONG WU

Analyzing the existing problems of the comprehensive quality of the water resource assessment, the authors put forward fuzzy comprehensive evaluation method and System. Depending on the materials, the article sets up the evaluation index system by decomposing and refining the water resource quality evaluation of the content, and then studys comprehensive evaluation model of water conservancy ta...

Journal: :محیط شناسی 0
احمد جهانگیری دانشیار گروه زمین شناسی دانشکدة علوم طبیعی، دانشگاه تبریز صالح اشرفی استادیار فیزیک هسته ای دانشکدة فیزیک، دانشگاه تبریز

the radionuclides 226ra, 232th and 40k concentrations measured as well as radiological parameters, for 14 granite samples that use in iran as building material were calculated. the measurements of the radioactivity concentrations were carried out at nuclear physics laboratory university of tabriz. this subject is important in environmental radiological protection, since granites are extensively...

2004
Katrina Keogh Thomas Koller Monica Ward Elaine Ui Dhonnchadha Josef van Genabith

This paper looks at how Computational Linguistics (CL) and Natural Language Processing (NLP) resources can be deployed in ComputerAssisted Language Learning (CALL) materials for primary school learners. We draw a broad distinction between CL and NLP technology and briefly review the use of CL/NLP in e-Learning in general, how it has been deployed in CALL to date and specifically in the primary ...

Journal: :Disaster medicine and public health preparedness 2015
Jamie Seligman Stephanie S Felder Maryann E Robinson

The Substance Abuse and Mental Health Services Administration (SAMHSA) in the Department of Health and Human Services offers extensive disaster behavior health resources to assist disaster survivors in preparing for, responding to, and recovering from natural and manmade disasters. One of SAMHSA's most innovative resources is the SAMHSA Behavioral Health Disaster Response App (SAMHSA Disaster A...

Journal: :IEEJ Transactions on Fundamentals and Materials 2007

  Background: Composition of dust in the air due to contact with human via inhalation, ingestion and skin absorption will have a large impact on public health. In the learning environments such as universities, many people spend most of their day in contact with the dust. The purpose of this study was to evaluate the concentration of heavy metals lead, chromium and copper in the training s...

Fredrick U. Ngesa Joash K. Kibett Michael G. Kanyi Tom Vandenbosch

Integrating natural resources management in the secondary school curriculum in Kenya has received a lot of talk without adequate practical activities. The Farmers of the Future Programme under the World Agroforestry Centre, formally the International Centre for Research in Agroforestry (ICRAF), initiated a practical approach to integration of natural resources management in the secondary school...

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