| 1. | In the second chapter , the existence , uniqueness and only - two property of abel equation ' s limit cycles are discussed , and the relative results of wang rongliang and wu changzhi , zhang jianfeng are improved 第二章讨论了abel方程极限环的存在性,唯一性和唯二性,改进了wangrongliang和wuchangzhi ,张剑峰的有关结果。 |
| 2. | This paper introduces the fractional integrals and the fractional maximal functions on ( r ( superscript n ) ) , and discusses their boundedness . the obtained results accord with the doubling measure relative results 摘要在非二倍测度条件下引入分数次积分和分数次极大函数,并讨论了它们的有界性,其结果与二倍测度相应结果一致。 |
| 3. | The numerical results show the validity of the model and the effect caused by the yield surface and the rotation of principal stress axes on soil deformation . lastly , the relative results are got by the comparison and analysis 同时,依据两个算例,分别研究了主轴旋转和选用不同本构模型(双屈服面模型、三屈服面模型)对土体位移和应力的影响,得到了相应的结论。 |
| 4. | Last step is overall adjustment by using multi - epoch absolute and relative results of positioning and timing , in order to improve precision of positioning and timing . ii . some problems about attitude determination and integrity ambiguity resolving by using gps carrier phase are discussed 本论文主要论述了利用星载伪距、载波相位观测值(含gps和扩展gps )进行编队星座运动状态(位置、姿态和钟差)整体解算的有关问题。 |
| 5. | Relative results which have obtained in [ 1 ] are generalized . results provide theory basis for objective management of renewable biological resources . many objective problems often be trans - ferred to how to find the solution of differential equation ( ode , fde ) 本文在第二部分研究了以gilpin - ayala单种群增长模型为基础,假定生产函数为ex ~ (为正常数)的捕获模型的最优开发问题,确定了最优开发策略,推广了文献[ 1 ]中已有的相应结果,为可再生生物资源的实际管理提供了理论依据。 |
| 6. | Based on testing and analyzing the relative results of the gear reducers ' standard or the problems emerging in chinese coalmine and the same products in other nations , proposed effect of different thermal radiation on the thermal power of gear reducer , gave effective thermal radiation measures in different case when designing and selecting the big power reducer , to ensure the thermal power of gear reducer increasing 摘要通过对我国现行减速器行业标准及煤炭行业生产现状与国外同类减速器的对比分析,提出了不同散热方式对减速器热功率的影响,给出了在设计和选用大功率减速器时,针对不同的工况所应采取的有效散热方法,保证减速器热功率的有效提高,最大限度地发挥和使用设计机械功率。 |
| 7. | Liu and wu ( ref . 26 ) presented sufficient conditions and proposed three dual models for the generalized fractional programming problem with - pseudoinvexity and - quasi - invexity in ref . 26 . preda ( ref . 27 ) introduced generalized ( f , ) - convexity , an extension of f - convexity and generalized - convexiry ( ref . 28 - 29 ) , relative results are also given for multiobjective programming problems 而preda在文献[ 27 ]中,又引入了推广的( f , )一凸性,它是f ?凸性和推广的?凸性(见文献[ 28 - 29 ]的结合和延伸) ,同时给出了一些相关结果。 |
| 8. | Pay attention to the way of document study , etc . , perform necessary analysis of theoretical study and scientific principle , borrow ideas from the relative results of the research of teacher specialty development of national and international , to make the research work containing definite theoretical field and relatively solid theoretical base 注重进行必要的理论探讨,借鉴有关成果,使研究工作有一定的理论视野和基础。研究中力求反映教师专业发展的有关理论和实践研究成果,特别是在关于教师专业发展活动基本理念转向的讨论中,既针对当地的具体情况,更注重反映国内外相关研究的成果。 |
| 9. | 2 ) quiet fixed and supper quiet fixed structure refer to the aspect of geometry composition and bearing load state , the quiet fixed structure is a geometry variable system that does not have redundant restrict . its all reverse force and inner force can be computed with quiet equilibrium equation and the relative result is uniqueness 2 )静定结构与超静定结构静定结构是指在几何组成方面,它是无多余约束的几何不变体系;在受力状态方面,它的全部反力和内力均可由静力平衡方程所求得,且其解具唯性。 |
| 10. | At the second part , for given n 4 , some convex n - gons in r2 are obtained , which of them are n ' t the attractors for any set of similitudes satisfying an open set condition ; furthermore , in the means of hausdorif distance of x , all convex n - gons composed , which are n ' t the attractors for any set , of similitudes satisfying an open set condition , contains a dense open set in the space ( x , dh ) . we get some relative results about the position and figure of similar fractals at the final part of the paper 无遗漏地拼接而成,并进一步得到,在hausdorff度量d _ h意义下,所有不能作为自相似压缩系统(且满足开集条件)吸引子的凸n边形构成的集合包含着凸n边形空间x中的一个稠密开集;在第三部分,对于平面上的自相似分形,初步讨论得到关于此分形位置和轮廓的相关结论。 |