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Here, the purposes, measures and practical significances of implementing these policies are anatomized emphatically.

本文重点对这些政策的实施目的、具体措施和现实意义等进行了阐述和分析。

So comprehending what is human's spiritual need in theory is of very important practical significances.

因此从理论上认识人的精神需要，具有重大的理论意义和现实意义。

NEW CHINA'S CORPORATION ACCOUNTING SYSTEM VICISSITUDE RESEARCH ABSTRACT To study our corporation accounting system has important significances as follows: First, cleaning up the historical material of accounting and auditing, discarding the dross and selecting the essential, focalizing and systematizing the historical material, can keep accounting culture heritage better.

新中国企业会计核算制度变迁研究研究我国企业会计核算制度的变迁，具有如下重要意义：一是整理会计审计史料，去粗存精，去芜存菁，使它集中化、系统化，以便更好地保存会计文化遗产，这本身就是我国会计理论研究的有机组成部分；二是可以总结我国企业会计核算制度改革的经验教训。

By analyzng Zhao mengfu's "ancients idolizing" thought and its abundant connotation, this paper tries to discuss the double significances of "ancients idolizing" to contemporary calligraphy creation in epistemology and methodology.

本文重温赵孟頫的&尊古&思想，揭示它的丰富内涵，解读&尊古&思想在当代书法创作上的认识论和方法论上的双重启示意义。

Xingqu, the target of miaowu, an image containing certain significances of life and history, which also can be draw lessons from the target of intuiting essence—— the significance of human beings and the world.

妙悟的对象——兴趣本来就是蕴含人生意味、历史意味的形象，又可以借鉴本质直观的对象——人的意义、世界的意义来完善。

On the basis,we should re-position the viewpoint of teaching tact.Teaching tact is a kind of real teaching instead of being seen as a trick in the current education context,and it has extensive and far-reaching significances for both the professionalizing development of the teachers and education reformation.

在此基础上，我们应该重新审视对教学机智的看法：教学机智不应该被看作是一种雕虫小技，教学机智就是一种教学，它对教师专业化发展、教育改革的深化等方面都有着广泛而深远的意义。

In fact, the historican learners have been paying more attention to the steamship and train on account of the transport weans imported from the western society, but the study on Auto have almost been nothing.,My paper think the significances of Auto had replaced the train after the first world war, and the research of Auto s value reached the climax in Anti桱apanese war0 It will deepen and develop the study of the Modern Chinese social history, military history, economical history, technical history or industrical history , and even that cultural history,,This paper is divided into five parts.?

实际上，就近代中国从西方引进的交通设施而言，史学界主要关注于轮船和铁路，对于近代中国汽车的研究近乎空白。本文认为，自欧战以后，汽车对于中国社会的重要性逐渐取代铁路，并在抗战期间达到顶峰。通过对本课题的研究，在一定程度上可深化和拓展近代中国社会史、经济史、技术史或工业史、军事史、城市史乃至文化史的研究。本文的正文部分共分五个部分。

This paper briefly describes the developing tendency and significances of the study on bag filter leakage alarming system , and the study results of this system in laboratory are also introduced.

简述了布袋收尘穿漏报警技术研究的意义及发展趋势，介绍了布袋收尘穿漏报警系统实验研究结果。

PART 1 EXPRESSION OF MMP/TIMP IN SKELETAL MUSCLE OF ARTERIAL OCCLUSION DISEASE MODELS OF DOG'S HIND LIMB Objective To study the distribution changes of typeⅠand typeⅢcollagen in skeletal muscle of arterial occlusion disease models of dog's hind limb and the expression of MMP-2/TIMP-2 in skeletal muscle of arterial occlusion disease models of dog's hind limb. To investigate the significances of collagen metabolism and MMPs in skeletal muscle remodeling due to ischemia.

第一部分MMP/TIMP在犬后肢动脉闭塞性病变模型骨骼肌中表达的变化目的研究Ⅰ型胶原、Ⅲ型胶原在犬后肢动脉闭塞性病变模型骨骼肌的分布变化以及MMP-2、TIMP-2在犬后肢动脉闭塞性病变模型骨骼肌表达的变化，探讨胶原代谢和基质金属酶系统在缺血导致的骨骼肌重塑中的意义和作用。

The energy consumption in unit architectural area in our country is nearly 4 times as much as that in developed country with the approximate climatic conditions. China is a country with deficient energy resources, so using the energy reasonably and enhancing the utilization ratio are fundamental plans for developing our society. Improving the energy conservation technology for exterior wall and enclosure structure, innovating the heat insulation materials, and reducing building energy consumption are of great significances.

当今社会，发达国家都空前地重视节能问题，我国目前的单位建筑面积采暖用能耗相当于气候条件相近的发达国家的3～4倍，中国是一个能源比较贫瘠的国家，因此合理利用能源，提高能源利用率是我国社会发展的根本大计，而建筑物外墙围护结构节能技术的改进，保温材料的更新对社会及建筑能耗的降低具有极其重大的意义。

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。