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دراسة تحليلية لخطوتي التقاطع والرمي ومسافتي السحب والمد لذراع رماة الرمح النخبة وعلاقتها بالانجاز

An analytical study of the crossing and throwing steps and the distances of pulling and extending the arm of elite javelin throwers and their relationship to achieve menthe researcherAbstract : The javelin throw event is one of the distinguished events in athletics, and it requires physical capabilities and special movement capabilities in addition to some physical specifications. Approximate or final throwing phase.The importance of research is highlighted by the continuous interest in sports achievements and the continuation of the process of developing them, and the importance of kinetic analysis in revealing the most important weaknesses of shooters, and the importance of biomechanical variables, especially the last throwing steps, the distance of withdrawal and the extension of the throwing arm during the throwing.The research problem revolved around the importance of identifying some numerical values of the biomechanical variables and their relationship to achievement, focusing on the weaknesses that the Iraqi spear thrower suffers from in the pre-throwing stage of force preparation, and working on analyzing these molecules and applying them to improve technical performance.And the failure to use motor analysis and identify weaknesses with high accuracy, in addition to the lack of interest by the trainers in the characteristics of the values of the biomechanical variables affecting each other in order to program their training programs in order to achieve their goals as quickly as possible and with the least effort.The aim of the research is to identify the most important biomechanical variables related to the stage of preparing the force, which is the speed of the last throwing step and the speed of the penultimate scissor crossing step and the decrease between the speed of these two steps and the distance of pulling and extending the throwing arm and the relationship between these variables with the achievement of the Iraqi elite spear throwers.The researcher used the descriptive approach and correlational relationships in her current study because it is appropriate to the nature of the problem of the study. The research community consisted of elite Iraqi players who are advanced in javelin throwing, and their number is (6) shooters. They took a comprehensive enumeration method. The test was conducted on the research sample in the stadium of the College of Physical Education and Sports Sciences / University of Kufa in preparation for the championship. The Iraqi clubs have the third round, giving each shooter six attempts as in the official races, and the best attempt was taken as an achievement for the analysis, and two analysis cameras (CASIO FH13.5) were used at a speed of 120 frames per second, and the analysis was done with the analysis program (Kenova). After analyzing and discussing the results, the researcher concluded that there is a relationship A direct correlation between the length and speed and the distance of the throwing arm with the achievement and an inverse correlation between the steps and the time of the steps and the difference between the two speeds and the distance of the stretch with the achievement.

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Publication Date
Wed Nov 20 2024
Journal Name
Economics And Administrative Studies Journal (easj) (formerly Al-dananeer Journal)
تاثير مبادئ حلقة القرار OODA)) في خفة الحركة الاستراتيجية – دراسة ميدانية في عدد من مستشفيات مدينة بغداد

The research aims to diagnose the level of relationship and effect of the decision cycle (OODA) principles on strategic agility, aware of the importance of the subject itself as one of the modern themes which were writings around it somewhat limited, as well as pursuing to study it in a field which the nature of its activities requires the a necessary link between the decision cycle principles and strategic agility, the health institutions was the best, (Medical city, Al Yarmouk) both hospitals were selected as a society for research, and doctors working in emergency departments was as a sample, included (26) doctor from the first hospital, and (27) doctor from the Second, total sample was (53) doctor, by applying a number of descriptive st

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Publication Date
Sun Sep 01 2019
Journal Name
Journal Of Legal Sciences
Procedures of the parliamentary question Under the constitution of the republic of Iraq For 2005: دراسة مقارنة

من خلال دراستنا للسؤال البرلماني تبين لنا ان السؤال البرلماني يمثل اداة رقابية مهمة يتمكن النواب عن طريقها من متابعة نشاط الحكومة اضافة الى كونه قناة للتعاون بين السلطتين التنفيذية والتشريعية.

ان تنوع صور السؤال البرلماني وسهولة اجراءات طرحه وبساطتها والحيوية التي تمنحه فعالية الاداء ساهمت كثيرا في تصاعد استعماله كأداة رقابية برلمانية كما ان التطور المضطرد في الوسائل الاعلامية المرئية والمسموعة وال

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Publication Date
Mon Sep 01 2008
Journal Name
Journal Of Economics And Administrative Sciences
دور تطبيق نموذج Senge في التَعَلّم التنظيمي لتحقيق الإبداع في منظمات الأعمال "مدخل إلى دراسة تفكير النظم"

The purpose of this research is to suggest a model which may be used by law enforcement to broaden individual and organizational creativity while providing a more inclusive, holistic view of management within our internal and external organizational structures. This project introduces alternatives to traditional management, leadership styles and problem solving strategies. Law enforcement organizations in the 21st century will face many challenges. Much like community policing impacted the nation in the mid 1980's through the 1990's, the systems thinking approach offers a philosophy for the new millennium.

Most organizations will face many challenges in the next decade of the twentieth first century. Just

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Publication Date
Wed Dec 01 2010
Journal Name
Journal Of Economics And Administrative Sciences
التنبؤ بالأحتياجات من أدوية الأمراض المزمنة والمحافظة على المال العام* دراسة تطبيقية في دائرة العيادات الطبية الشعبية

Abstract                                                                                

The health section is considered to be one of the most important section in the  field of service economical and social unit because of its concern in the life of human begin and society and the  process of determining t

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Publication Date
Thu Dec 01 2011
Journal Name
Journal Of Engineering
تقليل كمية الحرارة المنتقلة من سقف المبنى المعرض للبيئة باستخدام تقنية المسطحات الخضراء أو المائية (دراسة تجريبية)

يهدف البحث الى دراسة السلوك (الأداء) الحراري للمبنى المشيد مسبقًا بعد تغطية سقفه المعرض للظروف الخارجية
.( بالمسطحات الخضراء (استخدام تراب بسمك 50 ملم لزراعة الثيل الامريكي مع الرش بالماء بمعدل 0.0004 لتر/ثانية/م ٢
3) م ، تقع في الطابق الثالث لمبنى في مدينة بغداد (خط عرض 33.2 درجة x 4.5 x لذلك تم تشييد غرفة أبعادها ( 4.5
شما ً لا) مع استخدام عازل حراري نوع الستايربور سمك 200 ملم لتغطية الجدران والأرضية من الداخل لتقليل ال

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Publication Date
Mon Sep 01 2008
Journal Name
Journal Of Economics And Administrative Sciences
التغير والاستقرار في سلوك الاسهم العادية خلال الفواصل الزمنية "دراسة تطبيقية لعينة من المصارف في بورصة عمان"

Knowing the conduct of the common stocks during the different intervals of time (quarterly and yearly) is an important step in choosing and administrating the portfolio of common stocks which be in accordance with the tendency of the investor toward risk and revenues. This is an attempt to understand the behavior of this common stocks in Amman stock Exchange to discover the extent of change in its behavior for employing them by the managers in identifying the accurate and beneficed investments , which meet the ambitions of Arab investor.    

 

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Publication Date
Tue Sep 01 2009
Journal Name
Journal Of Economics And Administrative Sciences
دور الموازنة المرنة على أساس النشاط في الرقابة على التكاليف (دراسة تطبيقية في الشركة العامة للصناعات الجلدية)

The research aims to identify the level of increase or decrease the product cost through the activity based flexible budgeting that gives us the chance to follows the cost since the product is planed to be made till it appears in the market and it also helps to fined out any problems that are expected to happen in the future and to put the costs under control, also to know much the surveying affects the perfect use for the complete resources in order to be used in the demanded way, the research is divided in to three sides ,the first is specialized for the theoretical side, the second is for the partical side, while the third side is specialized for the conclusions and recommendations.        &nbsp

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Publication Date
Wed Sep 01 2010
Journal Name
Journal Of Economics And Administrative Sciences
اثر التعلم المنظمي في التمكين الإداري دراسة استطلاعية لآراء عينة في الشركة العامة للصناعات الكهربائية في بغداد

This research aims at studying a contemporary and modern phenomenon in the Science of management in general and in the field of organizational behavior in private, The organizational learning and managerial empowerment in a governmental organization :"The General Company of Electric Industries" .The dimensions of organizational learning have been defined (Learning Dynamics، organization transformation, individuals empowerment, knowledge management and Technology application) as wells as the dimensions of managerial empowerment (possessing the information and its availability– Independency and the freedom of conduct and knowledge possession) Information has been gathered by a questionnaire distributed on a sample of professiona

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Publication Date
Tue Dec 01 2020
Journal Name
Journal Of Economics And Administrative Sciences
تحليل سياسات إدارة الموارد البشرية وأثرها على الخدمة المدنية في العراق (دراسة ميدانية في إدارة الصحة العراقية)

يهدف هذا البحث الى تحليل وتأثير سياسات إدارة الموارد البشرية (كمتغير مستقل) الواردة في برنامج إصلاح القطاع العام على الخدمة المدنية (كمتغير تابع)، وتكمن أهمية البحث في تحقيق وتطبيق المشروعات المختلفة في مجاميع  الإصلاح الخاصة بالقطاعات العامة وبجهاز إدارة الموارد البشرية على وجه الخصوص ، وذلك من خلال تحليل اتجاهات الإدارة وسياساتها و تحديد كافة نقاط القوة والعمل على تحسين وزيادة معدلات كفاءتها والع

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Publication Date
Sat May 06 2000
Journal Name
جامعة تكريت - كلية التربية للبنات