种差

The bias drift at invariable temperature is minished througn Kalman filter which is based upon ARMA model.And the filter result is analyzed by frequency spectrum and Allan variance analyzing method,the results show that this method can effectively improve the accuracy of FOG.

基于非平稳时间序列模型的卡尔曼滤波可以减小陀螺在恒定温度下零漂，Allan方差和频谱分析法表明这是一种简单有效的提高陀螺精度的方法。

A total of fifteen metal complexes have been synthesized and characterized by means of elemental analysis, molar conductance analysis, IR, electronic spectra, EDS, X-ray powder diffraction analysis and TG-DTA analysis.

本文合成了15种金属配合物，应用元素分析、摩尔电导、红外光谱、能量色散谱、X-射线粉末衍射、热重-差热分析等手段对这些配合物进行了常规结构表征，确定了配合物的组成。

In order to develop a highly- effective antitumor drug of retinoic acid,a new complex of nickel with all-trans retinoic acid has been synthesized in absolute ethanol,without oxygen in darkness and characterized by elemental analysis,molar conductance,IR,UV,and HNMR spectrometry. Its formula is best described as Ni2 .3H2O.

为了开发一种新型高效的维甲类抗癌新药，在无水、无氧、避光条件下合成了维甲酸镍的配合物，通过元素分析、摩尔电导、红外光谱、紫外光谱、差热及核磁共振氢谱测定了配合物的组成、结构和性质，其分子式为Ni2 。3H2O。

Part II. Synthesis, characterization and fluorescent properties of rare earthcomplexes of rutin Rare earth complexes of rutin have been synthesized by the reaction of rare earth chloride with rutin in alcohol solution (pH=7～8). The composition and thermal stability of the complexes were characterized by elemental analysis, molar conductivity, thermal analysis, IR, UV.

第二部分：稀土芦丁配合物的合成与表征及其荧光性质以稀土金属氯化物和芦丁为原料，在乙醇溶液中(pH=7～8)合成了6种稀土配合物，通过元素分析、IR、UV、热重-差热分析、摩尔电导率的测定对配合物进行了表征，确定了配合物的组成，分析了配合物的热稳定性和热分解行为。

In the third chapter, eight new complexes of 4, 6-dimethylpyrimidine 2-thioacetic acid with rare earth metals has been synthesized and characterized by means of elemental analysis, molar conductivity, IR,〓 NMR and TG-DTA. The general formula of the complexes is Ln〓(n=4 or 5). In the complexes, the deprotonated ligand coordinated to the rare earth metal ions in chelate bidentate mode. 4 or 5 molecular of crystal water existed in the complexes.

第三章合成了八种4，6-二甲基嘧啶-2-硫代乙酸的稀土配合物，通过元素分析、摩尔电导、红外光谱、核磁共振氢谱和热重-差热对配合物进行了表征，研究结果表明，配合物的组成为Ln〓n=4或5），在配合物中配体羧基脱去质子后采用螯合双齿的方式与稀土离子形成配位键，同时，配合物中含有4或5个结晶水。

A difference method for background motion compensation based on block matching is proposed.

研究摄像机运动情况下的运动目标检测和跟踪问题，给出了一种基于块匹配的背景运动补偿差分方法。

First, we adopt MEMS technology to fabricate micro venturis with different widths of 150 and 200 um respectively and utilize FLUENT software to analyze the flow fields. Air was set as the working fluid and the air mass flow rate of inlet is changed to obtain the pressure drop between inlet and outlet. When a flow passes through the throat, the backflow results in the symmetric separations occur and grow with the increase of mass flow rate.

在微文氏管的研究部分，首先利用微机电制程技术制造出两种不同尺寸的微文氏管，宽度分别为150及200微米，开口角度各为45°，总长则为10 mm，再以空气作为工作流体，利用不同质量流率来量测微文氏管进出口的压力差并配合FLUENT软体分析观察其流场分布的情况。

The fourth is Control Variates simulationalgorithm, which can reduce the estimator\'s variance by eliminatingrandomicity.

本章提出的第四种算法是控制变量仿真算法，该算法的基础是找到一个与误码率估计正相关的变量，通过减弱样本的随机性而减小估计器的方差，从而减少仿真样本数。

The fourth is Control Variates simulationalgorithm, which can reduce the estimators variance by eliminatingrandomicity.

本章提出的第四种算法是控制变量仿真算法，该算法的基础是找到一个与误码率估计正相关的变量，通过减弱样本的随机性而减小估计器的方差，从而减少仿真样本数。

A Finite Difference Method based regional fine mesh and Fine-to-Coarse alternateiteration numerical method is firstly used to simulate the field emission characteristicsfor three novel field emission triodes.

采用粗细网格反复回代的区域加密有限差分方法，首次对制备所得的三种结构的三极管进行了数值模拟。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。