نتایج جستجو برای: drills

تعداد نتایج: 1430  

Journal: :Journal of Maxillofacial and Oral Surgery 2014

Journal: :International journal of research publications 2023

This research focuses on the risk reduction and management of disasters in Philippines, a country prone to natural due its location Pacific Ring Fire. The study specifically examines disaster awareness practices among intermediate pupils their implications for preparedness. design utilized descriptive correlational approach with 100 from district Rizal as respondents. found that grade six consi...

2006
Vidhya Balasubramanian Daniel Massaguer Sharad Mehrotra Nalini Venkatasubramanian

Responding to natural or man-made disasters in a timely and effective manner can reduce deaths and injuries, contain or prevent secondary disasters, and reduce the resulting economic losses and social disruption. Appropriate IT solutions can improve this response. However, exhaustive and realistic validation of these IT solutions is difficult; proofs are not available, simulations lack realism,...

2000
X. Li G. Rupert D. A. Summers P. Santi D. Liu

In this paper, the piston rebound common to both the Schmidt Impact Hammer and downhole hammer drills has been analyzed and calculated by means of stress wave theory and the energy conservation law. A quantitative relationship between the amount of rebound of the piston and the impact resistance index, or hardness of the rock, has been established. Those analytical results will not only be of b...

2011
Shamus P. Smith David Trenholme

Conducting fire evacuation drills in modern buildings under realistic fire conditions can be difficult. Typical fire drills do not feature dynamic events such as smoke filled corridors, fires in unexpected places or blocked fire exits that require on the spot decisions from evacuees. One alternative is the use of virtual environments. Virtual environments can support the training and observatio...

Journal: :Nihon Hotetsu Shika Gakkai zasshi 1990
F Watanabe Y Tawada S Komatsu Y Hata

A highly skilled surgical technic is an important factor for the success of implant. But the heat generation during bone preparation will greatly affect the healing process of bone and prognosis of implant. In this study, the heat occurrence and distribution during bone preparation which performed on an in vitro mandible model (ribs of pig) were considered with the aid of a real-time thermograp...

Journal: :North American journal of sports physical therapy : NAJSPT 2006
Kevin E Wilk Leonard C Macrina Michael M Reinold

Glenohumeral joint instability is a common pathology encountered in the orthopaedic and sports medicine setting. A wide range of symptomatic shoulder instabilities exist ranging from subtle subluxations due to contributing congenital factors to dislocations as a result of a traumatic episode. Non-operative rehabilitation is utilized in patients diagnosed with shoulder instability to regain thei...

2002
T. Oron - Gilad J. L. Szalma P. A. Hancock

Increased understanding of the stress and performance effects of gun range drills with police officers is of importance for law enforcement trainers. Seventy-one police officers participated in routine night shooting drills over a two week period as part of regular training regimen. This paper examines the effects of two shooting range tasks on police officer’s time perception, individual diffe...

Journal: :The Journal of orthopaedic and sports physical therapy 2012
Kevin E Wilk Leonard C Macrina E Lyle Cain Jeffrey R Dugas James R Andrews

Rehabilitation following anterior cruciate ligament surgery continues to change, with the current emphasis being on immediate weight bearing and range of motion, and progressive muscular strengthening, proprioception, dynamic stability, and neuromuscular control drills. The rehabilitation program should be based on scientific and clinical research and focus on specific drills and exercises desi...

2015

Advantages  Technology allows for improved diamond deposition process, which results in stronger adhesion.  Improved adhesion of the film produces lower stresses to thereby increase the drill lifetime.  When compared to untreated drill bit, our drill bit was able to drill over 100 holes, whereas the untreated only drilled 40 holes before breaking. o Increased durability over 50% Diamond film...

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