نتایج جستجو برای: automatic exposure control
تعداد نتایج: 1712043 فیلتر نتایج به سال:
Control of wellbore pressure during drilling operations has always been important in the oil industry as this can prevent the possibility of well blowout. The present research employs a combination of automatic process control and statistical process control for the first time for the identification, monitoring, and control of both random and special causes in drilling operations. To this end, ...
psychometric properties of automatic thoughts questionnaire and investigation of the relationship between automatic thoughts with cognitive emotion regulation and self regulated learning
background improper use of pesticides has become a serious in regard to human health in recent years. overlooking safety regulations, using pesticides creates many problems and health hazards for people. objectives this paper aimed to investigate the use of pesticides by pistachio farmers in kerman, iran. materials and methods this study was conducted in chatroud county, kerman province, iran. ...
ارزیابی کیفیت تصویر و دز دریافتی بیماران در ماموگرافی فیلم اسکرین و ماموگرافی کامپیوتریشده در ایران
In this study, a quantitative parameter is introduced that evaluate three important features of a mammography exam ,contrast, spatial resolution and patient dose. Two kinds of regular mammography system used in screening mammography were evaluated in automatic exposure control mode (AEC) by this parameter. To evaluate the contrast and detail of the mammography images, the contrast-detail phanto...
abstract in this paper, a fuzzy pid with new structure is proposed to solve the load frequency control in interconnected power systems. in this study, a new structure and effective of the fuzzy pid-type load frequency control (lfc) is proposed to solve the load frequency control in interconnected power systems. the main objective is to eliminate the deviations in the frequency of different area...
Background: Control over automatic tendencies is often compromised in challenging situations when people fall back on automatic defensive reactions, such as freeze-fight-flight responses. Stress-induced lack of control over automatic defensive responses constitutes a problem endemic to high-risk professions, such as the police. Difficulties controlling automatic defensive responses may not only...
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