查询词典 dissertation

In the first part of this dissertation, a new type of fault current limiter based on triggered vacuum switch is proposed.

在综合分析了已有的各种故障电流限制器的基础上，本论文首次提出了一种符合我国国情的，适用于高压和超高压输电系统的方案，即基于真空触发开关控制的故障电流限制器。

Two LVRT methods are compared in this dissertation. One is to use VSC valve with larger current capacity, and the other is to use reference current limiter in control system.

对VSC阀在交流电网低电压故障下的过流现象进行分析并提出了一种考虑正负序分量影响的指令电流限制器，保证了故障限流效果。

I am currently going to have my dissertation on ...

目前，我有我的论文：：去

The dissertation studied the methods of data, pre-process and presented the algorithm of 3D mesh segmentation: Using curvature, vector and the prerequisite feature lines to detect the segment edges, then a region growing method is applied based on those edges is applied to segment the triangle meshes.

本文针对含有扫描数据含有大量噪点这种普遍的现象设计了特征线的优化和修复算法，对于初步提取得到的特征线，通过剪枝、边溃缩，边拆分和边交换等手段，大大减少了结果中的碎片数据，并使获得的曲线更加光顺，达到工业应用的效果。

In order to cushion these contradictions, this dissertation has put forward an improved comprehensive genetic algorithm.

为了改善这些矛盾，本文提出了一种综合的改进遗传算法。

ABSTRACT In this dissertation, monitoring and controlling problem of metal cutting process and automatic transfer process, which are two basic processes in modern manufacturing system, are approached.

本文结合金属切削过程的监控问题和零部件传送自动线的监控问题，探讨了机械制造过程中的两类监控问题。

In this dissertation, we studied various ratio of reaction system of epoxide / cyanate/Co caprilate.

本文研究了不同配比的环氧树脂/氰酸酯/异辛酸钴固化反应体系的性能。

In this dissertation, novel cyanine dyes and triphenylamine-based derivatives were synthesized, and their applications in organic...

本论文设计合成了一系列新型的菁染料和三苯胺类小分子化合物和聚合物，研究了它们在有机太阳能电池、双光子吸收和荧光、电致发光中的应用性能。

In this dissertation, novel cyanine dyes and triphenylamine-based derivatives were synthesized, and their applications in organic solar cells, two-photon absorption, two-photon induced fluorescence and electroluminescence were studied.

本论文设计合成了一系列新型的菁染料和三苯胺类小分子化合物和聚合物，研究了它们在有机太阳能电池、双光子吸收和荧光、电致发光中的应用性能。

However, some problems still remain to be solved, i. e. the cyanine dyes as absorbers are easy to fade under irradiation. This is the background of the dissertation.

但其光氧化稳定性能不太理想，易发生光氧化反应而褪色，进而影响其实际应用价值，本论文研究课题正是基于此背景下提出的。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。