نتایج جستجو برای: load test
تعداد نتایج: 943995 فیلتر نتایج به سال:
This paper describes an experiment that compared learners with contrasting learning styles, Active vs. Reflective, using three different strategies for learning programming via worked-examples: Pairedmethod, Structure-emphasising, and Completion. The quality of the learners’ acquired cognitive schemata was assessed in terms of their post-test performance. The experiment investigated variations ...
background: one of the methods used for joining metals together is welding, which can be carried out using different techniques such as electric spot welding. this study evaluated the effect of electric spot welding on the load defl ection rate of stainless steel and chromium-cobalt orthodontic wires. materials and methods: in this experimental-laboratory study, load defl ection rate of 0.016 ×...
According to the disadvantages of former shearer cutting load measuring method and its low antiinterference ability, this paper proposes a new shearer cutting load measuring method based on the current spectrum. On the basis of load analysis of shearer cutting unit drive system, the theoretical models are established between cutting load and cutting motor current. Simulated load test to the ele...
PURPOSE The purpose of this report is to describe the biceps load test II for evaluating the superior labral anterior and posterior (SLAP) lesions. TYPE OF STUDY This is a double-blind study in consecutive data, which includes diagnostic accuracy of a test using sensitivity, specificity, and interexaminer reliability. METHODS In the supine position, the arm is elevated to 120 degrees and ex...
background: microleakage is one of the challenging concerns in direct fi lling restorations. understanding of its related factors is important in clinical practice. the aim of this study was scanning electron microscopy (sem) evaluation of marginal integrity in three types of tooth-colored restorative materials in class v cavity preparations and the effect of load cycling and polishing time on ...
Reinforced concrete (RC) slabs exhibit complexities in their structural behavior under load due to the composite nature of the material and the multitude and variety of factors that affect such behavior. Current methods for determining the load-deflection behavior of reinforced concrete slabs are limited in scope and are mostly dependable on the results of experimental tests. In this study, an ...
This research work is focused on nondestructive evaluation of a five storied concrete frame structure of which construction was halted seven years ago. Before further construction could be started again it was imperative to assess the existing condition. For this purpose, load tests and core tests were performed on four floors from basement to first floor. It took more than one year to finish t...
The torque resistance of zirconia ceramic heads/titanium taper trunnion junctions was tested in accordance with ISO 7206-9:1994(E); using twelve modified heads of 32 mm diameter under representative physiological conditions. Test parameters studied included assembly force, vertical load during test (test load) and head length. Mean torque resistances measured were 8.9 N m for a 1 kN test load a...
Statnamic load testing has been used extensively all over the world on bridges, high rise condominium structures, office towers, military facilities, Corps of Engineers flood control structures, water and wastewater facilities and various other commercial structures. Statnamic Load Testing is a recognized test method by the American Society for Testing and Materials designation number ASTM D738...
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