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This paper, the experimental research on contribution of Al and RDX and high nitrogen content nitrocotton to a screw CMDB propellant, is carried out, a proper content about Al, RDX is selected in this propellant, and a problem of the propellant mechanical properties which use high nitrogen content nitrocotten is solved.

研究了Al粉、RDX及高氮量硝棉对螺压高能改性双基推进能量的贡献，配方选择了比较合适的Al粉、RDX含量，解决了采用高氮量硝棉的推进剂的力学性能问题。

By changing clinical nurses' olde謊eling-and-experience-based habits and behaviors,evidence-based nursing has solved many problems in the clinical nursing,and has improved the quality of nursing care.

结果 循证护理的干预，能有效防止和减少大学生外伤缝合时晕厥的发生。结论循证护理改变了临床护士以往以经验和感觉为主的习惯和行为，解决了临床护理工作中遇到的问题，提高了护理质量。

According to the change of sampling pressures, the one of two operation ways is selected, which solve the contradiction between power consumption and accuracy and real-time of data; The wireless transmit adopting CRC check-up way improve the anti-interference ability of data transmission further; Mistake operation are effectively reduced by software design of system configuration by keys.

根据采样压力值的变化，进行两种运行模式的选择，解决了耗电量与数据实时准确的矛盾；无线传输采用了CRC校验的方式，进一步提高数据传输的抗干扰能力；系统设置按键输入的软件设计有效地较少了人为误操作。

The simulation and optimization method are put forward in this paper.

本文提出了模拟和优化方法，较好地解决了这一难题，得到了较优解。

In the parallel program, the in-core and out-of-core algorithms can be identified and chosen to use automatically. So the algorithms are united.(3) The re-orthonormalization technique is used to solve the loss of orthonormality of basis vector during the classical GMRES method solving large-scale three dimensional elasto-static BE problems.

3采用重正交技术解决了经典GMRES方法在求解大型三维弹性静力边界元问题过程中出现的基向量正交性丧失的问题；结合边界元基本解和系数矩阵的特点以及并行化的要求，研究了几种预条件技术；并以重正交技术和预条件技术实现了经典GMRES的实用化。

In this design, we use the way of the electrolyte flow in through the bottom of reactor and overfall at the top of reactor to discharge the deposition at the process of reaction. Thus, we successfully solve the problem of the flocculation and deposition of Al3 in the reactor.

在本设计中，采用了从反应器底部进电解液、上部溢流的方法，及时的排出了反应过程中产生的沉淀，成功的解决了Al3沉淀在反应器内絮凝、沉淀的问题。

In chapter 4, the case of risk asset allocation with allowed sell and restricted short sell is discussed, especially in case of restricted short sell, the efficient frontier piecewise partition is determined by using duality theory in parametric quadratic programming. And the concept of tripartition is introduced, economic meaning stated and algorithm to determine efficient frontier proposed.

特别对限制卖空的证券组合，应用参数二次规划对偶性理论解决了有效边缘曲线分片划分的问题，并引入了三元分割的概念，解释其经济意义，同时给出确定有效边缘的算法；对于协方差矩阵是奇异的情况，利用矩阵分块技术，得到不同情形下有效边缘的解析表达式，并用直观的几何图形描述，克服了M-V模型在实证分析中遇到的困难。

In this paper, the stray light and ghost image caused by multi-reflection in high power infrared optical systems are analyzed and discussed, and the comprehensive method incorporating paraxial approximation and real ray trace is presented; the data structure of binary tree is used in the storage of interdata so that the storage problem of huge-size data is resolved.

本文主要研究了大功率红外光学系统中光学表面多重反射而形成的杂散光及其数学模型与计算方法，提出了将近轴近似法和有限光线追迹法相结合的综合分析方法；同时在数据存储方式上采用二叉树这种数据结构，巧妙地解决了鬼像分析中海量的中间数据存储的问题。

In this paper,the importance of capital assets in enterprise production and management and those of classified collection and perspicuity calculation are discussed.

从固定资产在企业生产经营活动中的重要性着手，对固定资产的分类汇总、明晰核算进行了论述，用EXCEL的强大数据处理功能对固定资产进行分析研究，解决了固定资产会计电算化的问题，简化了会计核算工作。

In this paper,the importance of capital assets in enterprise production and management and those of classified collection and perspicuity calculation are discussed.analysing and researching the capital assets with the EXCEL data processing function,It can solve the problem of capital assets accountant electric calculation and simplify the accountant calculation.

从固定资产在企业生产经营活动中的重要性着手，对固定资产的分类汇总、明晰核算进行了论述，用EXCEL的强大数据处理功能对固定资产进行分析研究，解决了固定资产会计电算化的问题，简化了会计核算工作。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。