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Experimental accuracy and repetition of FBG temperature sensitivity and compensation were discussed.have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber;have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of FBG wave-length, have obtained the first step conclusion;have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes.

本文所做的主要工作包括以下几个内容：一、选取了常见的热膨胀系数大的材料制作封装元件，经过多次一80℃到80℃反复测试，封装元件没有出现老化开裂、封装裂纹、空洞、离层等缺陷，封装材料具有良好的温敏稳定性及复用性，与光纤相容性较好；二、对光纤光栅进行简单、实用的封装处理，就封装效果的优劣性、波长测量的准确度、重复性和封装时产生的波长损失等方面进行了一系列的实验，得出了初步的结论；三、对温敏和温度补偿式封装的实验数据进行了详细的分析和对比，从数字上对温变过程中光纤光栅中心波长的改变及温变曲线进行了定量的分析，在大量实验数据分析结果的基础上，总结出哪种材料封装效果更好，以及如何有效的减小实验误差。

A decoupling generalized predictive control algorithm was presented in this paper. This algorithm was proposed to control the temperature-humidity system of a practical air-conditioning environmental chamber. By introducing absolute humidity as an intermediate variable,temperature and humidity of the system can be decoupled.

为保证多变量控制系统长期安全而有效运行，提出一种解耦GPC控制算法，该算法通过引入绝对湿度作为中间变量，将温、湿度耦合系统进行解耦，然后对解耦后的两个系统进行不同采样周期的GPC控制律设计，给出了该算法的仿真研究结果。

The algorithm transform the line parallelism and plane orthogonality into some new constraints on auto-calibration equations, which makes the affine and Euclidean characteristics of the absolute quadric close to the practical one.

该算法将景物中出现的直线的平行性和平面的正交性转换为新的求解相机自定标方程的约束条件。

Some practical problems arising from the adoption of the absolute scale ol temperature as standard in place of the Celsius scale are discussed.

本文对在给定水的三相点的绝对温度以一定的数值(例如T_3=273.1700)，同时以绝对温标代替摄氏温标以后所引起的一些实际问题作了讨论。

Based on the positive test result, conclusions were drawn out and some relevant practical suggestions that the international technology should be selectively introduced and the absorbability and adaptability of the transferred technology also should be improved were provided according to economic status of China.

在得出肯定检验结果的基础上，根据我国的现实情况，分析结论并给出应该有选择地引进技术和提高我国企业对引进技术的适应能力与吸收能力的政策建议。

So there is an extremely practical significance to probe into test methods for shock absorber abnormal sound.

因此，探讨减振器异响的检测方法就具有很强的现实意义。

In this paper the practical structure of Amorphous Silicon Thin Film Transistor–Based Uncooled Infrared Detector is considered, two mathematical models to calculate infrared absorptance are described and the optical properties are studied in use of Optical admittance Matrix Method.

2本文针对非晶硅薄膜晶体管室温红外探测器的实际结构，提出了两种计算红外吸收率的数学模型，并结合光学导纳矩阵法研究了它的光学特性。

To make paper more systematic and practical, this paper has first introduced the development history of CT equipment, then, elaborate construction of system and theworking principle of CT equipment systematically, including the property of X-ray, the absorption law of X-ray for materials, the reconstruction principle of CT image, the structure of software and hardware for CT equipment. Finally, with 2 CT systems that we used, statistic and analysis of all the malfunctions which have carried out in passed 10 years was given, and according to the systematic parts of fault located, classify the malfunctions, then elaborate their working principle one by one, analyze the regularity and the characteristic of each malfunction, and put forward specific prevention method and measure for the malfunction.

为了使论文更具系统性和实用性，本论文首先介绍了CT设备的发展史，然后比较系统地阐述CT设备的工作原理及系统结构，包括X射线的特性和物质对x射线的吸收规律，CT图像的重建原理，CT设备的软、硬件结构等，最后以我们所使用的2台CT为例，对10余年来所出现的故障进行了全面的统计分析，并按故障所处的系统部件进行分类，然后逐个阐述其工作原理，分析其故障的特点和规律，并就这些故障提出具体的预防方法和措施。

Ideological and practical work, in fact, is both abstract and concrete category, which covers wide range.

虚与实实际上是一对既抽象又概括的范畴，它涉及的范围很广，大凡诗词、文学、雕塑、绘画等一些艺术领域都会遇到虚实关系的问题。

ABSTRACT Complex Electro-mechanical systems play a great role in our life and practical produce.

复杂机电系统在人们实际生产和生活中占有极其重要的地位。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。