Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 76 for “"Drills"”.
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Simultaneous machining of aerospace structural materials using poly-drills
… material. The results show that uncoated carbide drills with high point angle and smaller diameter generated less thrust force, produced higher quality holes, and formed a lower built-up edge due to short chips. The common surface damage found on the inner hole surface was smearing, feed marks, …
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An Instructional Film Illustrating Leg Wrestling Moves, Counters, and Drills
… first, to determine the moves, counters, and drills used in effective leg wrestling that were taught by leading coaches, and second, to present these moves, counters, and drills in action film with a comprehensive printed description and analysis of these moves.
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The effect of weather on sleep and the welfare of drills in captivity
… Europe on the sleep achieved by a troop of drills, an endangered primate species from Africa with advanced sociality, and whether this affected stereotypies, normative behaviours and habitat use. I recorded these behaviours at night using trail cameras and by direct observation during the …
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The Effects on Student Learning of Program Control Versus Learner Control in Computer-Based Vocabulary Drills
… were compared in the design of vocabulary drills. The program control strategy utilized the principles of the Corrective Feedback Paradigm (Siegel & Misselt, 1984) to control the operation of drills. The learner control strategy provided learners with three options to set up and control …
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Effects of high-intensity position-specific drills on physical and technical-skill performance in young soccer players
… were designed to be the same for all three drills (i.e., 4 × 4-min at 90-95% HRmax, separated by 4-min active recovery at 70% HRmax), but differentiated by the technical and tactical actions performed during high-intensity efforts and pitch location. All players participated in a 3-week …
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Head Impact Exposure in Youth Football: Evaluation of Practice Drills and Age and Weight Based Levels of Play
The estimated number of sport-related mild traumatic brain injuries (mTBI) occurring each year in the United States is 1.6 to 3.8 million with football having one of the highest rates of injury. Considerable research has been done to better understand concussions as well as quantifying head impact …
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A study of the essential drills and fundamental skills for a pass offense in high school T formation football
… compile a list of essential T formation passing drills; and (4) to determine the relative importance of the basic fundamentals and skills of high school T formation pass offense.
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Exploring the acute affect of de-coupled batting drills on the gaze behaviour and decision-making of elite baseball players
… This study’s purpose was to examine if drills varying in competition representativeness have an acute influence on decision-making and gaze behaviour. Twenty-eight elite baseball athletes participated in one of four warm-up drills and subsequently predicted pitch information in an 18 …
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Speed Endurance Training in Elite Youth Soccer Players
… over a season relative to all other conditioning drills. Secondary data was quantified over a 42-week season in an elite youth soccer team using five different conditioning drill categorisations. Speed endurance maintenance and extensive endurance where the most prominent conditioning drills …
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ΜΕΤΡΗΣΗ ΤΩΝ ΑΝΑΠΤΥΣΣΟΜΕΝΩΝ ΘΕΡΜΟΚΡΑΣΙΩΝ ΚΑΤΑ ΤΗΝ ΟΣΤΙΚΗ ΔΙΑΤΡΗΣΗ ΜΕ ΤΑ ΣΥΝΗΘΗ ΧΕΙΡΟΥΡΓΙΚΑ ΟΡΘΟΠΕΔΙΚΑ ΕΡΓΑΛΕΙΑ (IN VITRO) ΚΑΙ ΣΥΓΚΡΙΤΙΚΗ ΜΕΛΕΤΗ ΑΥΤΩΝ. (ΙΔΙΑ ΚΑΤΑΣΚΕΥΗ ΣΥΣΚΕΥΗΣ ΚΑΙ ΜΕΘΟΔΟΣ ΜΕΤΡΗΣΗΣ)
… SEVERAL INSTRUMENTS IN THE ORTHOPAEDIC SURGERY (DRILLS) IS COMBINED WITH A TEMPERATURE DEVELOPMENT. A STUDY OF MEASURING AND DOCUMENTATION OF THAT TEMPERATURE WAS POSSIBLE WITH THE PLANNING AND CONSTRUCTION OF A SPECIAL EXPERIMENTAL APPARATUS . THE COMPARISON OF THE DRILLING EFFECT DIFFERENT …
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The Effectiveness of Infrastructure and Expertise on the Acquisition of Stickhandling and Puck Control Skills in Competitive Hockey Players
… assessment consisted of two forward skating drills measuring execution time (s) and five SPC drills, measuring interval time (s), execution time (s) and execution competency. Execution competency was assessed on a 12-point scale for each device within each SPC drill by an expert rater. …
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Smart Drilling: A computer-based system for planning drilling operations.
… in tool selection. The module can group the drills according to their size and shape, and select optimal drills that will drill maximum number of holes. This will guarantee the minimum tool changes and reduce the machining time. It also can minimize the drill travelling time by ensuring the …
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An examination of the effects of accuracy+rate versus accuracy+observing response training methods on matching-to-sample performance.
… Total time spent responding in practice drills in accuracy-only conditions was yoked to total time spent in drills achieving rate aims in accuracy+rate (AR) conditions. One participant clearly demonstrated superior fluency outcomes after AR training while another displayed superior …
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Elementary Teachers' Perceptions Of The Development And Implementation Of A Comprehensive School Safety Plan
… 90 minutes; they practiced monthly fire drills with students; they were well-prepared in implementing the school’s safety plan; they were knowledgeable about lockdown and evacuation but not as knowledgeable about reunification; they needed practice drills with a ‘refresher type training’; …
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High School Teachers' Perceptions of Safety in Rural High Schools
… technology and a high frequency of lockdown drills influenced their perceptions of safety. Survey questions consisted of 19 Likert scale questions, as well as three open-ended questions. Fisher’s exact tests and independent t-tests were used to analyze survey results. Open- ended survey …
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The effects of working memory and directionality on sentence build-up drill performance
… input direction in the use of sentence build-up drills (SBD). Thirty Chinese L2 speakers participated in the experiment, which consisted of a SBD test, a R-span test, and a language background questionnaire. The results indicate that the backward input direction has several advantages over the …
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