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Of disadvantages of passivity,limitedness and low efficiency.

由此决定了整合面授教育与网络教育交往的发展取向

The principle,advantages and disadvantages of various linearization techniques are discussed.

本文首先从理论上分析了功率放大器的非线性特性，介绍了目前各种线性化技术的原理和优缺点。

Focusing on the characteristics of methane, namely its advantages and disadvantages as a liquid propellant.

重点论述了甲烷的特点及它用作液体燃料的优缺点。

The methods for preparation of lithium hexafluorophosphate were reviewed, and their advantages and disadvantages were discussed.

综述了六氟磷酸锂的生产方法，并且讨论了它的优缺点。

And there are obvious disadvantages in locating at the heart of a metropolis.

这样来说，在繁华大都市的中心设立公司就有明显的不利因素。

Still,there are also some disadvantages in the know of loess.

尽管如此，对湿陷性黄土的认识仍然存在不足。

The paper gives a detailed introduction to the classification and mothed of image edge detection from the traditional point of view,that is,the robert operator based on the maximum gradient detection,the sobel operator,the prewitt operator,the canny orerator,the laplancan operator based on the detection of second derivative of the zero-crossing point and then log operator.The paper makes a summary and analysis to the principles and applications,advantages and disadvantages of each algorithms and operators. Especially the canny operator.

本文首先介绍了图像边缘检测在国内外的发展，图像边缘检测的重要性及意义，阐述了图像边缘检测的原理，从传统的角度详细介绍了的图像边缘检测的分类及方法，即基于检测梯度最大值的robert算子，sobel算子，prewitt算子，canny算子，基于检测二阶导数的零交叉点的laplacan算子及log算子，对各种算法和算子的原理及用法及优缺点做了总结和分析尤其是canny算子。

The concepts of high speed impact and low speed contact in gear rattling were proposed firstly in accordance with the disadvantages of the present methods.

针对以往研究齿轮系统拍击振动方法存在的不足，提出了齿轮系统拍击振动中高速碰撞和低速接触的概念。

Ant Colony Algorithm is a new developed bionic optimization algorithm, which simulate the ants'finding food process. Because of its simple mechanism, plus-feedback parallelization, strong lustiness and excellent distributed compu- tational mechanism, it has shown its excellent capability and huge developing potential in solving many complicated optimization problems, and it has been successfully applied to production problem such as scheduling problems and routing problems. But it also has some disadvantages, it need longer searching time than others and tend to precocity and stagnation.

蚁群算法是一种最新发展的模拟昆虫王国中蚂蚁觅食行为的仿生优化算法，该算法采用了正反馈并行自催化机制，具有较强的鲁棒性、优良的分布式计算机制、易于与其它方法结合等优点，在解决许多复杂优化问题方面已经展现出其优异的性能和巨大的发展潜力，并已成功地应用于诸如生产调度、布线等生产问题。

By using the hybrid-sensitivity scheme, a H〓 controller is devised and H〓 control in the new MB system is compared with that of PID control. The standard bi-state magnetic bearing amplifier have some disadvantages such as high current harmonics, low reliability and the current mode switching for tri-state amplifier is expounded.

首次将H〓鲁棒控制策略应用于集成化磁轴承系统，详细论述了H〓控制器的设计过程，并与经典PID控制策略进行了比较，表明了H〓控制器优良的抗干扰能力和稳定的鲁棒性。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。