This thesis concentrates on simulation of Non-Newtonian isothermal flow in kneading block in closely intermeshing co-rotating twin screw extruders.
本文主要就全啮合同向双螺杆挤出机捏合块流道中熔体全充满区的流动进行了全三维非牛顿等温模拟。
This thesis is based on the theory of narration, and integrate the text closely to research into the evolvement of narration of Xiao Hong's novels.
本文以叙事学理论作为研究的工具，紧密结合文本，探究萧红小说在叙事上的演变历程。
Closely based on China's reality, this thesis researches the theory and existing problems in the practice of Chinese export duty system.
本论文紧紧结合中国的现实国情，对我国出口退税制度在理论和实践中存在的一些问题作了探讨。
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