匹配问题

In this thesis, Based on the advantages of diode-pumped solid-state laser in Chapter 1, the development of diode-pumped solid-state laser is introduced. The trends of DPSSL are pointed out, the wide application fields ,as well as the bright market future of high power DPSSL are also summarized. In the Chapter 2 , all kinds of solid-state laser gain materials are introduced in detail. In the Chapter 3 , the theory on the mode-matching of the pump beam and the cavity mode is analyzed in detail based on the basic theory and work principle of LD-pumped all-solid-state laser.

本论文第一章从二极管泵浦固体激光器的优势出发，介绍了二极管泵浦固体激光器的发展，指出了DPSSL的发展方向，概括介绍了大功率DPSSL的诸多应用领域和广阔的市场前景；第二章对固体激光增益材料作了详细的介绍；第三章基于LD泵浦固体激光器的基本理论和工作原理，从理论上详细分析了LD端面泵浦激光器中泵浦光与腔模的匹配问题。

In the paper a linear elastic model is proposed which is used in solving the planar contour registration problems between deformed objects.

摘要提出了一种线性弹性模型用以解决具有形变的平面轮廓匹配问题。

Theoretical analysis proved that inequalities perfectly described the optimal matching problem between and for a given full-load vehicle.

分析说明：对于给定满载负荷的汽车，不等式组完善地解决了缓速器制动力与制动力分配比之间的优化匹配问题。

Some OMF linkers require the element size, as well as the variable size, to match when resolving common variables declared in more than one module.

有些OMF连接器需要元素的size，同时需要变量的size，来解决在多个模块中声明的公共变量的匹配问题。

Results show that the convergence is improved evidently.(3). The hybrid model which combines three-dimensional simulation in turbine and zero-dimensional simulation in the other engine components is built in the present paper after learning the zooming technique from NASA. The matching between components in a single-shaft turbojet engine after the turbine retrofitting is studied.

在对以上三种不同层次的数学模型及其解法进行了研究的基础上，鉴于NASA的部件一维仿真与总体零维仿真相结合的ZOOMING技术，本文采用将涡轮的全三维仿真与发动机总体的零维仿真相结合的方案，对某单轴涡喷发动机在涡轮改型后的匹配问题进行了研究。

The multi-blade cutting which exceeded two-blade occurred for the reason of matching among parameters of speed of rotation, forward velocity, and numbers of blades, and it could be avoided; different oblique angle would lead to different passing through distance of the blade, and it is equivalent to different blade thickness in cutting; different position of sugarcane to basecutter would influence on the stress of the stubble when being cut.

给出了甘蔗受到多刀切割和重复切割刀数的计算公式，出现多于两刀切割的现象主要是由于刀盘转速、收获机前进速度和刀片数之间的匹配问题，是可以避免的。刀片安装角度影响刀片切入甘蔗所经历的路程，并且相当于改变了实际切入甘蔗的刀片厚度。甘蔗和根切器的相对位置影响根茬与刀片之间的作用力。

The equilateral and straight traverse replacing the approximate equilateral and straight traverse is introduced in the paper, so the question of the rational match of the side-angle-weight in the approximate equilateral and straight traverse survey is solved.

主要介绍以等边直伸导线代替近似等边直伸导线，以解决不同类型近似等边直伸导线测边测角权的合理匹配问题。

A method has been developed to collect variable carrier frequency bandpass signal on the wideband condition.

这些方法以高效的结构实现了采集数据与带宽的匹配问题，有效地降低了数据率。

The method of obtaining time delay parameters with the reverse access channel is discussed. The modified algorithms of classic correlation methods of TOA estimation are proposed. Noncoherently combining algorithm and group coherent combining algorithm are given. They decrease the computational complexity and are more suitable for implementations in practical systems. The leading edge detection algorithm is proposed to mitigate the effect of multipath in TOA estimation. Then the secondary search method is proposed, it can solve the matching issue of PN code in CDMA systems. The location algorithms based on LS are discussed; include circular trilateration with LS, hyperbolic trilateration with reference differencing, hyperbolic trilateration with sequential differencing and circular trilateration with TOA differences. The design and implementation of wireless location system based on TOA/TDOA in CDMA2000 systems are given. The location process is discussed, and the hardware and software implementation of TOA estimation are given. Finally, the wireless location system which uses TOA estimation and LS location algorithms above is tested in the real environment.

文中讨论了采用CDMA2000反向链路中的接入信道来获取时延的方法和过程；对TOA估计的传统的相关法进行了改进，提出了非相干合并相关法和分组合并相关法，减少了基于相关的时延估计算法的运算量，提高了算法的实用性，对算法进行了仿真和性能分析；采用边缘检测技术有效减少了TOA参数估计中的多径干扰，提高了时延参数估计的准确度；提出了一种TOA估计的二次搜索法，解决了多个定位测量单元同时进行TOA估计的PN码匹配问题，进一步了提高TOA估计的精度；在采用时延值的定位算法中引入了基于LS的圆周法、基于参考差的双曲线法、基于相邻差的双曲线法和基于TDOA的圆周法，讨论了各算法的应用条件，进行了算法性能的仿真分析；给出了CDMA2000系统中的TOA/TDOA的无线定位的系统方案和实现流程，并对TOA值估计算法进行了软硬件实现，还对采用TOA估计算法、LS定位算法和定位系统设计方案实现的定位系统的进行了现场定位性能测试。

The second part analyses the change of the retailer s position in supply chain and pres...

这一部分还重点研究了零售商主导的供应链管理模式与零售组织形式的匹配问题。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。