نتایج جستجو برای: quantitative detection
تعداد نتایج: 860900 فیلتر نتایج به سال:
One of the most important environmental challenges which exists in the Middle East and Iran in recent years is the phenomenon of dust. As regards the Western half of Iran is in proximity to large deserts and continually effects the country deserts dust and specially that western half and also the unpleasant effects that these dusts have on environment and people health; so the purpose of this s...
Geomorphological zoning of the earth's surface is the basis of land use planning. The first step of land use planning is to determine homogeneous zones of the earth's surface in terms of geomorphological characteristics. Geomorphologically homogeneous areas can be managed in one approach. Ground zoning is the detection of land features by basic surface features such as height, slope, and slope ...
Background: It is well documented that fetal DNA can cross the placenta and is present in peripheral maternal blood during pregnancy in human. This fetal DNA also named circulating cell free fetal DNA, has emerged as a valuable source for genetic evaluation. Compared with humans, ovine species have a different structure of placental (synepitheliochorial) with no direct contact between the troph...
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