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In recent years, the majority of scientific and technical personnel in the many years of hard work to gain a valuable and more theoretical level and practical experience, and give full play to their talents, using SERON series of modules developed scientific and technological content of high-tech electrical products, enrich the market well received by the vast number of manufacturers and users to trust the manufacturers factory warmly welcome the masses of businessmen came to discuss business.

近几年，广大的科技人员在多年的辛勤工作中获得了宝贵而较多的理论水平和实践经验，并充分发挥其才能，利用SERON系列模块研制出了科技含量高新的电器产品，充实了市场，深受广大厂家及用户信赖，本厂热情欢迎广大厂家客商前来洽谈业务。

In this article,primary study on the PK/PD of Cefquinome sulphate lyophilized powder was performed to provide theoretical foundation for its clinical application for the infectious serositis of ducks.1 Determination of ...

本文对国产硫酸头孢喹肟冻干粉针对鸭传染性浆膜炎的药效/药动学进行了初步研究，以期为头孢喹肟在兽医临床上治疗鸭传染性浆膜炎提供理论基础。

The theoretical and experimental comparison of three effective medium resistivity models in laminated and dispersed shaly sands is addressed in detail.

针对用于复杂泥质砂岩油气层解释的3种混合泥质砂岩有效介质电阻率模型，从理论和实验角度，进行了全面系统的比较。

Theoretical simulation and experiments indicate that the proposed model can describe the resistivity change for watered-out shaly sand reservoirs in polymer-flooding oilfield.

通过理论模拟和实验验证，表明该模型可以描述聚驱泥质砂岩水淹层电阻率变化规律。

This paper, based on the theoretical framework by Sheth, is dedicated to establishing a decision-making model on buying extracurricular training classes for children by urban families, and to investigating the influences of the factors such as family conditions, family lifestyle and manners of family decision-making.

本文在Sheth理论框架的基础上，以我国城市家庭为对象，构建了儿童课外培训班家庭购买决策模型，以此来考察家庭状况、家庭生活形态和家庭决策方式在购买过程中的影响。

Because of the stratigraphic conditions of multi-lithologies and thin-bed association, unstability of lithofacies in the vertical and lateral direction, and the particalar conditions of seissmic geology in Inland Basins, Western China, a stratigraphic model of sedimentary facies in which there are many theoretical reflecting seismic interface does not completely display on the seismic section, especially the some the most important stratigraphic information such as toplap, onlap, progradation, erosional truncation and fill of channal, divergent, shingled, ect.

本文在研究了9类沉积相及相组合地层模型的地震模拟记录后证明：现今流行的在地震剖面上划分地震相进而应用国外海相地层反射模式再转换为沉积相这一所谓&相面&方法完全不适用于西部陆相盆地沉积相地层模型的特点，作者首次开辟了用速度参数，合成地震记录、二维地层模型技术研究西部盆地地下沉积相的新途经。

It analyzes the theoretical source and social foundation of cultural universalism and specialism, reveals one sidedness of their theory. And it also analyzes the subjectine and objec-tine reasons of culture's existence and development to get the conclusion that the tendency of culture's development is the dialectical developing process of diversification and centralization, therefore ratifies the reasonables of human's common behavior criterion in a certain field.

其中分析了文化普遍主义和文化特殊主义的理论来源及社会基础，揭示了它们的理论片面性，并对文化生存和发展的主客观原因进行分析，得出文化发展的趋势是文化一元化与多元化的辩证发展过程这个结论。

With SIFE, our students can not only learn how to apply their theoretical knowledge, but also learn how to think independently and how to face up with drawbacks and challenges.

身在其中，我们的学生不仅学习如何运用理论知识，还学到如何独立思考，如何迎战挫折与挑战。

On the ecosystem health, definitions from utilization and ecosystem views are introduced, the contents and difficulties in assessing it are discussed. On the biodiversity enhancement, the relationship between forest structural complexity and forest biodiversity are discussed, the significance of old growth structure are highlighted, and measures of changing forest structure to promote forest biodiversity are put forward. On the landscape planning in forest management, some patterns, theoretical foundations and models are introduced, especially three conceptual models, i.e., key habitat\|corridors model, nature landscape model, and supportive features model. On the alternative silvicultural systems, reasons for developing alternative silvicultural system by mimic of nature disturbance are discussed, and some advanced techniques and their ecological basis are noted. Finally, on the ecosystem service, its contents and importance of assessment are illustrated.

关于森林生态系统健康，讨论了不同角度对生态系统健康的定义和不同层次上的生态系统健康的内容及评价生态系统健康的困难所在；②关于森林生物多样性，探讨了森林结构复杂性与生物多样性的关系，老龄林结构对森林生态系统的意义和作用，以及如何通过经营调整结构促进生物多样性；③关于森林经营的景观规划，描述了进行景观规划的途径、理论和模型，并对三种概念模型进行了介绍；④关于森林经营的替代技术体系，介绍了模拟自然干扰设计替代技术体系的原理，分析了替代经营技术体系产生的原因和有关最新技术研究进展；⑤关于森林生态系统服务，讨论了生态系统服务的基本内容和评价在森林生态系统管理中的重要意义。

For different silvicultural measures, the mechanical properties of Pinus sylvestris plantations were measured and analyzed. The results showed that the effect of silvicultural measures on many mechanical properties of Pinus sylvestris Plantations were not significant..In order to increase the mechanical properties of wood, growth-promoting and then get the better structure building lumber and glued lamination board, the stands on south slope or at the down of slope, and with density of 1.5m×1.0m, properly thinning could be selected. Results of this study can provide a theoretical base and good guidance for oriented breeding of Pinus sylvestris plantations.

摘 要：对不同培育措施的人工林樟子松木材力学指标进行测试和分析，结果表明：不同的培育措施（初植密度、间伐强度、坡向、坡位）对樟子松人工林木材的绝大多数力学强度指标有显著的影响，可选择阳坡、坡下、1.5m×1.0m、轻度间伐林分进行定向培育，来提高木材力学强度性能，从而加快林木生长，培育高产、优质的结构、建筑用材及胶合板材林。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。