نتایج جستجو برای: mixed wet
تعداد نتایج: 254712 فیلتر نتایج به سال:
copper extraction from heap 3 low grade ore at sarchechmeh is limited due to its mixed composition (copper oxide and sulphide minerals). changing this heap to a bioheap could improve the copper recovery.
امروزه محدودیت منابع آب و ضرورت افزایش کارایی مصرف آب آبیاری بر اهمیت برنامه ریزی دقیق شامل برآورد زمان و مقدار آب آبیاری افزوده است. این امر با شناسایی شاخص های خاک، بیلان آبی و کنترل رواناب سطحی مزرعه امکان پذیر است. با اندازه گیری شاخص های خاک (ظرفیت زراعی و نقطه پژمردگی)، و استفاده آن در برنامه ریزی واحد کنترل سامانه خودکار آبیاری به نحوی صورت گرفت که وقتی رطوبت خاک به ظرفیت زراعی رسید آبیا...
Abstract Scientific publications and newsfeeds recently focused on flushable wet wipes their role in sewage system blockages. It is stated that although products are marked as flushable, they do not disintegrate after being disposed of via the toilet. In this work it shown wetlaid hydroentangled lose initially good dispersive properties during storage condition. As a consequence, we suggesting ...
The Hengduan Mountains, with a distinct altitudinal differentiation and strong vertical vegetation zonation, occupy an important position in southwestern China as a global hotspot of biodiversity. Pollen analysis of lake sediments sampled along an altitudinal gradient in this region helps us to understand how this vegetation zonation arose and how it has responded to climate change and human im...
This paper proposes a novel transmission policy for wireless powered sensor network (WPSN) assisted by an intelligent reflecting surface (IRS) to enhance the performance of energy transfer (WET) and information (WIT) with certain phase shifts. To achieve its self-sustainability, IRS collects from station support own control circuit operation. Our proposed considered WPSN is called harvest-then-...
Although apoptosis has been demonstrated in soleus during hindlimb suspension (HS), it is not known whether apoptosis is also involved in the loss of muscles dominated by mixed fibers. Therefore, we examined the apoptotic responses in gastrocnemius muscles of young adult and aged Fischer 344 x Brown Norway rats after 14 days of HS. The medial gastrocnemius muscle wet weight significantly decrea...
Although several methods for RNA isolation from plants have been reported (3,4,7,10), there are no methods described for RNA isolation from plant cell suspension cultures and calli. During the characterization of transgene expression in tobacco cell suspension cultures and calli, we observed that it is difficult and tedious to isolate RNA from limited amounts of those cells frozen in liquid nit...
Although the wet season in the tropical Amazon (108N–208S) at any one place and in any one year is initiated rapidly by synoptic systems, large-scale thermodynamic conditions modulate the frequency and intensity of these synoptic systems and hence control the climatology of the wet season. In this study, the satellite radiances, radiosondes, and assimilation data of the atmosphere are analyzed ...
CuCe mixed oxide is one of the most studied catalytic systems for preferential CO oxidation (CO-PrOx) purification hydrogen-rich gas stream. In this study, a series ceria supports were prepared via citrates-hydrothermal route by altering synthesis parameters (concentration and temperature). The resulting used preparation mixed-oxide catalysts wet impregnation. Various physicochemical techniques...
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