نتایج جستجو برای: free data
تعداد نتایج: 2833352 فیلتر نتایج به سال:
in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...
The uncertainty verification of satellite ocean color products and the bias analysis multiple data are both indispensable in evaluation products. Incidentally, often have missing information that causes methods mentioned above to be difficult evaluate these effectively. We propose an method based on data-free area. objective this study is quality with respect integrity continuity. First, we use...
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