The main viewpoints and conclusions are as follows:1. The material flow theory helps to solve the problem of high logistics cost, namely to realize the aim of logistical reduction.
本文的主要观点和结论如下:1、大物流理论有助于解决我国经济整体物流代价过高的问题,即实现物流减量化目标。
参考来源 - 物流减量化问题研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The plastic theory of composite material include three criterions: the yield criterion, the flow rule and the hardening rule.
复合材料的塑性理论通常包括三方面准则：屈服准则、流动准则和强化准则。
We discuss the dynamics problems of ideal rigid-plastic material in the flow theory of plasticity in this paper.
本文讨论了塑性流动理论中的理想刚塑性材料的动力学问题。
Aiming at SO2 gas pollution from BF-BOF process, an analytic model of sulphur flow was established based on the theory of industrial metabolism and the method of material flow analysis.
针对高炉-转炉流程生产过程产生的SO2烟气造成环境污染的问题，以工业代谢理论为基础，应用物质流分析方法，建立了工序的硫素流分析模型。
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