نتایج جستجو برای: requirement
تعداد نتایج: 167522 فیلتر نتایج به سال:
This paper reports the results of a small study of requirements changes to the onboard software of three spacecraft subsequent to launch. Only those requirement changes that resulted from post-launch anomalies (i.e., during operations) were of interest here, since the goal was to better understand the relationship between critical anomalies during operations and how safety-critical requirements...
this paper reports the results of using three empirical methods (makkink, priestley-taylor and hargreaves) for estimating the reference evapotranspiration (et0) in the semi-arid region of tensift al haouz, marrakech (center of morocco). the penman-monteith equation, standardized by the food and agriculture organization (fao-pm), is used to evaluate the three empirical methods. the obtained et0 ...
although, grapevines do not have a high chilling requirement, its fulfillment is critical for normal development of the vines. in tropical and subtropical regions such as farrashband, in the south of iran, there is no adequate winter chilling to release bud dormancy in grapevines. so it is necessary to consider the effect of chemical dormancy–breaking agents on bud dormancy. in the present rese...
today climate change is one of the most important human concerns this fact affected human life in different ways . one of the most important impacts of climate change is on crops yield so that change in temperature regime particularly maximum and minimum temperatures is noticeably change plants production . in this research , is considered to impact of climate change on water requirement ...
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