نتایج جستجو برای: franc 2d
تعداد نتایج: 83573 فیلتر نتایج به سال:
applying 2d algorithms for inverting the potential field data is more useful and efficient than their 3d counterparts, whenever the geologic situation permits. this is because the computation time is less and modeling the subsurface is easier. in this paper we present a 2d inversion algorithm for interpreting gravity data by employing a set of constraints including minimum distance, smoothness,...
محدودیت منابع آب در برخی مناطق، موجب کاربرد آب های نامتعارف و استفاده از سامانه های آبیاری با راندمان بالا نظیر آبیاری قطره ای شده است. عدم مدیریت صحیح در مصرف منابع آب، منجر به افزایش تجمع نمک در سطح خاک گردیده است. به سبب محدودیت های اجرایی مانند بالابودن هزینه و زمان بر بودن آزمایش های مزرعه ای، استفاده از مدل های شبیه-ساز برای مطالعه سناریوهای مختلف مدیریتی توصیه می شود. هدف پژوهش حاضر بررس...
background: ratio of second and fourth digit (2d:4d) is known to be germane in analyzing utero concentrations of testosterone and estrogen in human and other vertebrates. 2d:4d had been linked several traits like athletes’ abilities, reproductive success, risk of cancer and cardiovascular disease (cvd). metabolic syndrome (mets) is a clustering of several cardiovascular risk factors. waist ci...
A graft-transmissible disease displaying red veins, red blotches and total reddening of leaves in red-berried wine grape (Vitis vinifera L.) cultivars was observed in commercial vineyards. Next-generation sequencing technology was used to identify etiological agent(s) associated with this emerging disease, designated as grapevine redleaf disease (GRD). High quality RNA extracted from leaves of ...
Abstract Based on the three-stage fatigue crack growth model, a corrosion life prediction method considering coupling effect of and is proposed in this paper. In case, stress factor amplitude was claimed fatigue. Three push-out tests conditions were conducted to study failure mode studs. The propagation studs, obtained through tests, simulated FRANC 3D establish library adequate amplitude. Acco...
introduction emerging hypotheses suggest a causal role for prenatal androgen exposure in some cases of autism spectrum disorders (asd). the ratios of the lengths of the bones of the 2nd to the 4th digits (2d:4d) are purported to be markers for prenatal androgen exposure and to be established early in gestation. ratio of second and fourth digits (2d:4d) is usually used as a proxy for prenatal t...
We report an experimental study of the backscattering of a sound wave of frequency f by a surface vibrating harmonically at frequency F (F << f) and amplitude A in the regime where the Doppler effect overcomes bulk nonlinear effects. When the duration to of the analyzed time series of the scattered wave is small compared to the vibration period, the power spectrum of the backscattered wave is p...
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