نتایج جستجو برای: system b
تعداد نتایج: 2986474 فیلتر نتایج به سال:
location verification system
this paper concerns the design and analysis, of a ball type continuously variable transmission, (b-cvt). this b-cvt has a simple kinematic structure, and same as a toroidal cvt, transmits power by friction on the contact points between input and output discs, that are connected to each other by balls. after, a brief introduction of our b-cvt structure, the performance and traction efficiency of...
Introduction: Viral hepatitis has been declared as one of the major health problems by World Health Organization. Hepatitis B surveillance system is one of the most important tools for managing the disease and achieving the targets of disease elimination. Despite its high efficiency, hepatitis B surveillance system has always been faced with many challenges. Therefore, the present study aimed t...
Background and Aims: Selecting an appropriate treatment plan is one of the most critical aspects of dental treatments. The purpose of this study was to compare multimedia system and conventional method in patients' selecting prosthetic treatment and the time consumed.Materials and Methods: 90 patients randomly divided into three groups. Patients in group A, once were instructed using the conven...
This paper concerns the design and analysis, of a ball type continuously variable transmission, (B-CVT). This B-CVT has a simple kinematic structure, and same as a toroidal CVT, transmits power by friction on the contact points between input and output discs, that are connected to each other by balls. After, a brief introduction of our B-CVT structure, the performa...
Background and Aims: Selecting an appropriate treatment plan is one of the most critical aspects of dental treatments. The purpose of this study was to compare multimedia system and conventional method in patients' selecting prosthetic treatment and the time consumed.Materials and Methods: Ninety patients were randomly divided into three groups. Patients in group A, once were instructed using t...
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