经济循环

The study on the meaning, the importance, the realization way, as well as the practice of the mining circular economy in China has been carried out in this part. The new "3R" principle is put forward by analyzing the quiddity of "reduce" of mining circular economy.

对矿业循环经济的内涵，矿业领域发展循环经济的重要性，矿业循环经济的实现方式和我国矿业循环经济的实践进行了研究评述。

The impurities generating mechanism is explored and corresponding technical plan is provided for determining and diminishing the impurities including diphenyl methane, triphenylmethane, triphenylcarbinol, 4-methy benzophenone, 4-chloro benzophenone and etc. in order to produce high purity benzophenone.

利用化学技术、循环经济和产业生态学原理结合本生产工艺过程的特点确立包括碳循环、苯循环、工艺水循环、氯的回收循环等闭合循环技术组合，设计了光气即产即用技术、倾析分离技术、能量多级利用技术、蒸发—冷凝联用和多热源组合集成技术、二苯甲酮纯化技术等实用方案，实现经济地生产清洁的高纯度产品和生产过程废物零排放。

The conventional economy was an one-way flowing economy of "resources-production-pollution", while the circular economy was an economy development model on the basis of recycling, circulate vicariousness and circulate flushing.

传统经济是由"资源－产品－污染排放"的物质单向流动的经济，循环经济则是建立在物质不断循环利用，循环替代，循环净化基础上的经济发展模式。

This paper,based on the theory of circular economy,and the experiences of the development in overseas and Tianjin,brin...

本文运用循环经济理论，结合天津发展循环经济的模式以及国外发展循环经济的状况，提出发展循环经济的措施和建议，促进中国新型工业化的发展。

There is a background and process of the idea of circulative economies and the new model of the development will produce a great impact on the economic development of our country.

循环经济是一种新的经济形态，其本质上是一种生态经济，它要求遵循生态学规律，合理利用自然资源和环境容量，在物质不断循环利用的基础上发展经济，使经济系统和谐地纳人到自然生态系统的物质循环过程中，实现经济活动的生态化。

Based on the present situation of the auto industry development in China, this paper analyses the ?resources and environmental problems in the booming auto industry with the circular economy theory. The paper holds that the development of Chinese auto industry should be under the direction of the circular economy theory and puts forward the circulative model of the auto industry and the sustainable development measures.?

根据我国汽车产业的发展现状、面临的资源和环境问题，本文运用循环经济理论对我国飞速发展的汽车产业中存在的资源与环境问题，进行了分析讨论，认为汽车产业经济的发展应以循环经济作为发展方向，并提出了以循环经济理论为指导的汽车产业的循环模式和可持续发展的应对措施。？

As one new rising mode of the economy development that according to the natural ecosystem material circulation method, circular economy requests the enterprise follow the ecological regulation, reasonable use the natural resources and the environment capacity, develop the economy on the foundation that the material continuously and circularly using, make the economic system brought into in the material circulatory process of the natural ecosystem harmoniously and carry out the economic activity ecotypically.

循环经济作为近些年兴起的按照自然生态物质循环方式进行的经济发展模式，要求企业遵循生态学规律，合理利用自然资源和环境容量，在物质不断循环利用的基础上发展经济，使经济系统和谐地纳入到自然生态系统的物质循环过程中，实现经济活动的生态化。

The following aspects of regional recycle economy are systematiceding discuss,heading the development and legislational need of the summary.

本文围绕区域循环经济发展及立法的迫切性展开论述；区域循环经济发展及立法概述；国外区域循环经济立法的特点；我国区域循环经济发展的立法建议。

In this part some countries and areas such as the United States, Canada, Japan, South Korea, European Union, and China are purposedly selected to be studied about the legislative purposes of circular economy, and also give a subjective evaluation after comparing and analyzing. The contrast and analysis lead to this conclusion that the legislative goals of circular economy in western countries give better expression to the concepts of circular economy, while in China's legislation of circular economy, too much stress is laid on the resources and economic interest of the environment, more attention is paid to exploiting and utilizing natural resources, meanwhile the environmental functions and values of natural resources are usually ignored.

该部分有针对性地选择了美国、加拿大、日本、韩国、欧盟和中国等国家和地区的循环经济立法目的进行了考察，通过对比分析，本文认为，西方国家在循环经济立法目的设计上比较好地体现了循环经济理念，我国循环经济立法在目的性规定方面，表现为过分注重环境的资源属性及其经济价值，强调如何合理开发利用资源，而往往忽视资源的环境功能及其环境价值。

This paper introduces the content of circular economy and its function in agriculture, and then analyzes the problems in the processes of circular economy development, and then put forward the necessary conditions for rural sustainable development from the view of government.

文章阐述了循环经济和农业循环经济的内涵，分析了我国目前在农业循环经济发展过程中存在的障碍因素，从政府的角度提出了发展农业循环经济所需提供的条件。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。