نتایج جستجو برای: high speed boat

تعداد نتایج: 2193107  

2005
William S. Vorus

A numerical re-formulation of Marou’s integral for slender body analysis of calm-water planing hydrodynamics with gravity wave-making is developed. Numerical computations are performed first for a flat triangular planing plate. The triangular planing plate has been the subject of previous work with the base Maruo theory. The comparisons are supportive of the formulation for performing wave lift...

Journal: :Quarterly journal of experimental psychology 2009
Todd S Horowitz Jeremy M Wolfe George A Alvarez Michael A Cohen Yoana I Kuzmova

Do voluntary and task-driven shifts of attention have the same time course? In order to measure the time needed to voluntarily shift attention, we devised several novel visual search tasks that elicited multiple sequential attentional shifts. Participants could only respond correctly if they attended to the right place at the right time. In control conditions, search tasks were similar but part...

Journal: :International journal of sports medicine 1993
J M Steinacker

At the start of a rowing race, the boat is accelerated and the force on the oars reaches between 1000 and 1500 N. During the race, the speed is maintained at a lower level with a peak rowing force of 500-700 N for 210-230 strokes for about 6.5 min. Rowers are adapted to this effort by a large muscle mass and high metabolic capacities. The muscles of successful rowers demonstrate 70%-85% slow-tw...

2011
Michaela Schimpl Carmel Moore Christian Lederer Anneke Neuhaus Jennifer Sambrook John Danesh Willem Ouwehand Martin Daumer

CONTEXT Walking speed is a fundamental parameter of human motion and is increasingly considered as an important indicator of individuals' health status. OBJECTIVE To evaluate the relationship of gait parameters, and demographic and physical characteristics in healthy men and women. DESIGN, SETTING, AND PARTICIPANTS Recruitment of a subsample (n = 358) of male and female blood donors taking ...

2018
Myoung-Kwon Kim Seong-Gil Kim Young-Jun Shin Eun-Hong Choi Yu-Won Choe

[Purpose] The aim of this study is to find out the association between anterior pelvic tilt and gait and balance in chronic stroke. [Subjects and Methods] Fourteen chronic stroke patients were included in this study. A palpation meter was employed to measure the anterior inclination of the pelvis. A GAITRite system automates measuring temporal and spatial gait parameters. A 10-Meter Walk test w...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1392

در این با استفاده از نظریه تابعی چگالی، ویژگی های ساختاری و الکترونی صفحه نیترید بور که هیدروژن دار ( فلوئوردار) شده را بررسی کردیم. محاسبات انرژی کل و ساختار باند الکترونی با کمک اصول اولیه و روش امواج تخت بهبودیافته خطی در مدل پتانسیل کامل و کد wien2k انجام شد. از تقریب شیب تعمیم یافته (gga)، برای بسط جمله پتانسیل تبادلی همبستگی استفاده شده است. ساختار بهینه شده نشان داد که پیوندهای bh,nh...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

today, information technology and computers are indispensable tools of any profession and translation technologies have become an indispensable part of translator’s workstation. with the increasing demands for high productivity and speed as well as consistency and with the rise of new demands for translation and localization, it is necessary for translators to be familiar with market demands an...

Journal: :Proteins 2003
Marcel L Verdonk Jason C Cole Michael J Hartshorn Christopher W Murray Richard D Taylor

The Chemscore function was implemented as a scoring function for the protein-ligand docking program GOLD, and its performance compared to the original Goldscore function and two consensus docking protocols, "Goldscore-CS" and "Chemscore-GS," in terms of docking accuracy, prediction of binding affinities, and speed. In the "Goldscore-CS" protocol, dockings produced with the Goldscore function ar...

Journal: :Journal of fish biology 2009
M C Melnychuk V Christensen

Mobile transect surveys were conducted for 5 years in a deep fjord looking for weak acoustic tags, most of which were in dead fishes lying on the seabed. Detection efficiencies were quantified because inferences about fish presence were made from tag detection data but a considerable proportion of tags were not detected. Methods for assessing transect widths using cumulative probabilities of me...

Journal: :International Journal of Injury Control and Safety Promotion 2019

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