نتایج جستجو برای: 1991 and
تعداد نتایج: 16833681 فیلتر نتایج به سال:
Governments have been thrust to the forefront of health care reform efforts as growth in government health care costs was faster than growth in all other sponsor sectors in 1991. In the business sector, real health care costs per worker have risen 65 times faster than real wages and salaries per worker during the past 26 years. Households continue to devote 5 percent of income after taxes to he...
There were fewer reports of cases of meningococcal infection in England and Wales during 1991 than in 1990. The number of isolates received at the Meningococcal Reference Laboratory decreased by 102 (7%), largely due to fewer strains being received from South West Thames, North East Thames and North Western regions. Group C infections showed a greater decrease than group B, with 16% fewer strai...
عدم شناخت کافی از توانمندی های مراتع باعث شده تا این منابع برای تولیدات دامی در حد زیادی مورد بهره برداری قرار گرفته و سایر مقوله های بهره برداری از نظر دور نگه داشته شوند. این در حالیست که کشور ایران با داشتن بیش از 8000 گونه گیاهی یکی از غنی ترین جوامع گیاهی دنیا را داراست و بخش عمده ای از این فلور غنی را گیاهان دارویی تشکیل می دهند. حوزه آبخیز لاسم به دلیل تنوع گیاهی زیاد دارای قابلیت بالایی...
با تحول مـفاهیم مـربوط به منافع، قدرت و امنیت ملی پس از دوران جنگ سرد و فروپاشی شوروی و تقویت مـؤلفه اقـتصادی قدرت ملی، بهرهبردن از توان اقتصادی بعنوان یکی از مهمترین ابزارهای تقویت قدرت ملی درجهت برآورده نمودن انتظارات و منافع ملی یکی از اولویت های کشورها در حوزه سیاستگذاری خارجی بوده است. بنابراین، بـرخورداری از یک نظام پایدار اقتصادی میتوانست تضمین کننده قدرت و امنیت ملی کشورها ب...
the present study considered the situation of kilka stocks in last decades by using overfished biomass threshold, fishing effort ratio and fishing mortality proxy during 1991-2010. the cpue index of anchovy and mixed-species of kilka indicated an undepleted from 1991 to 2000. in 2000, the cpue ratio declined to close to the “in danger” region, and subsequently collapsed to “overfished” region f...
H. M. Scott, or Scotty to his friends, was born in 1901 in Lincoln, Nebraska. He received his B.S. degree in 1924 from Oregon State College, his M.S. in 1927 from Kansas State College, and his Ph.D. from the University of Illinois in 1938. He held faculty positions at North Dakota State College (1927–1928), Kansas State College (1928–1941), the University of Connecticut (1941–1947), and the Uni...
This paper describes a software based receiver post processor that corrects circularity and gain errors in coherent receivers. The receiver post processor additionally provides range gating capabilities, signal quality estimation, mixer non-linearity detection and various display functions. This paper will concentrate primarily on the identification of circularity errors by the receiver post pr...
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