نتایج جستجو برای: cold forming machine
تعداد نتایج: 477734 فیلتر نتایج به سال:
Cold rolling of steel is one of the most important metal forming processes so an accurate control of its parameters during the process is necessary. In this paper, the friction coefficient has been proposed as a function of cold rolling parameters such as forward slip, forward and backward tensile stresses ,strip thickness, static deformation, resistance of strip before and after rolling ,strip...
The Sc galaxy M 33 has been mapped with ISOPHOT in the far-infrared, at 60, 100, and 170 µm. The spatial resolution of these FIR maps allows the separation of spiral arms and interarm regions and the isolation of a large number of star-forming regions. The spectral energy distribution in the FIR indicates a superposition of two components, a warm one originating from dust at ∼ 45K, and a cold o...
OBJECTIVE The objective of this study was to evaluate the effect of combinations of NaNO2 and NaCl concentrations on Listeria monocytogenes (L. monocytogenes) growth in emulsion-type sausage. METHODS Emulsion-type sausages formulated with different combinations of NaNO2 (0 and 10 ppm) and NaCl (1.00%, 1.25%, and 1.50%) were inoculated with a five-strain L. monocytogenes mixture, and stored at...
Cold rolling of steel is one of the most important metal forming processes so an accurate control of its parameters during the process is necessary. In this paper, the friction coefficient has been proposed as a function of cold rolling parameters such as forward slip, forward and backward tensile stresses ,strip thickness, static deformation, resistance of strip before and after rolling ,strip...
Traditional technologies and machines for sowing cereals lead to increased water erosion on sloping fields the washout of crops, respectively, causing a sharp decline in yields. The authors proposed anti-erosion technology machinery fields. research aims justify parameters ridge forming machine basic principles methods classical mechanics, mathematical analysis, statistics were used this study....
Currently, the research on application of bamboo wood plastic fibers to 3D printing technology in Vietnam is limited. Almost all studies mainly focus natural polymers (wood, rubber, coir..) but ignore a rich polymer source, popular Vietnam: bamboo. In addition, quality applied has not responded requirements consumers. The durability printed parts that based high. Surface gloss after implementat...
We perform a study on cold-start news popularity prediction using a collection of 13,319 news articles obtained from Yahoo News. We characterise the online popularity of news articles by two different metrics and try to predict them using machine learning techniques. Contrary to a prior work on the same topic, our findings indicate that predicting the news popularity at cold start is a difficul...
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