منابع مشابه
political economy of china in central asia
this research is about the political economy of china in central asia. in this research the political & economic interactions affected on chinas political economy in central asia are examined. chinas goal of presence in central asia including political-security, economic and energy goals is described in one part. in another part, the trade relations between china and central asian countries ar...
15 صفحه اولTh systematics in saline groundwaters from central Missouri
Saline groundwaters with 4.7 to 26%o total dissolved solids were sampled from springs and artesian wells in Mississippian and Ordovician carbonates and sandstones in central Missouri. U-Th isotopic variations provide a means of evaluating processes of water-rock interaction and fluid mixing and estimating the time scales of element transport. Recently developed mass spectrometric techniques are...
متن کاملCentral East Pacific Flight Scheduling
This paper examines the implications of strategically scheduling flights on user-preferred routes in the Central East Pacific to reduce trajectory crossing points. After first casting the flight scheduling problem in terms of a job shop scheduling problem, a 0-1 integer programming model is used to calculate the optimal departure and en route controls required to generate feasible flight schedu...
متن کاملCentral East Pacific Flight Routing
This paper examines the potential benefits of transitioning from the fixed Central East Pacific routes to user-preferred routes. A minimum-travel-time, wind-optimal dynamic programming algorithm was developed and utilized as a surrogate for the actual userprovided routing requests. After first describing the characteristics of the flights utilizing the Central East Pacific routes for a five-day...
متن کاملthe role of russia in transmission of energy from central asia and caucuses to european union
پس ازفروپاشی شوروی،رشد منابع نفت و گاز، آسیای میانه و قفقاز را در یک بازی ژئوپلتیکی انرژی قرار داده است. با در نظر گرفتن این منابع هیدروکربنی، این منطقه به یک میدانجنگ و رقابت تجاری برای بازی های ژئوپلتیکی قدرت های بزرگ جهانی تبدیل شده است. روسیه منطقه را به عنوان حیات خلوت خود تلقی نموده و علاقمند به حفظ حضورش می باشد تا همانند گذشته گاز طبیعی را به وسیله خط لوله مرکزی دریافت و به عنوان یک واس...
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ژورنال
عنوان ژورنال: Annals of the Missouri Botanical Garden
سال: 1942
ISSN: 0026-6493
DOI: 10.2307/2394332