优缺点

Collation of existing gesture recognition of the key and a number of important features, Each method ...

整理了现有的手势识别的重点，以及几个重要方法的特点，对每种方法都分析了优缺点，便于大家选择方法确定适合自己的方法。

According to the present situation of Guangzhou subway line 4, a control system based on programmable logic controller is presented, which can be used to alternate the working mode of subway locomotives between contacting collector and pantograph for collecting current.

介绍受电弓和受流靴这两种受流器各自的优缺点及工作原理，并针对广州地铁4号线运行中的实际情况，提出了受流方式转换过程的技术要点，设计了一种由可编程序控制器为控制核心的系统，该系统可控制地铁列车在两种受流方式之间的转换。

Advantages and disadvantages of each fishing vessel factors were evaluated and the relationship between yield and colligate score was established to provide better references for fishery administration.

评价出每艘渔船在4个公共因子上的优缺点，并探索渔获量与因子综合得分的关系，为渔业管理部门细化拖网渔船的管理提供参考。

Geometric correction for which there have been various processing methods, is one of the important parts of remote sensing image processing. In practice, the traditional model based on polynomial functions and the model based on collinearity equation are representative and used commonly. However both correction models have respective advantages and disadvantages.

在图像处理过程中，影像纠正作为遥感图像处理过程的一个重要环节，其处理方法也多种多样，传统的以共线方程和多项式方法为代表的纠正模型各有其优缺点。

Furthermore he evaluated the merits and defects of Chinese language and suggested to develop a kind of phonetic signs and popularize colloquialism.

他比较了中国语言文字的优缺点，建议发展表音文字与普及白话文，并在中高等教育中使用英语教学。

We present the research into and analysis of many kinds of security resolution in the thesis. Based on the analysis, we propose a security defense framework, in which IPS takes main role and honeypot is complemental. Meanwhile we give the design and implementation of the new network-based IPS.

本文研究分析了多种安全解决方案的优缺点，在此基础上提出了一种以入侵防御系统为主、蜜罐为辅助的安全防御框架，并给出新型的基于网络的入侵防御系统的设计与实现过程。

Finally this dissertation gave the simple valuation for the whole completive system. It pointed out the merit and the shortcoming in this software and point out the development direction in the future.

最后，本文对整个已经实现的系统做了简单的评估，指出了软件存在的优缺点并对将来的发展方向作了展望。

Installation, test and practical measurements of the whole system also have been implemented. Studied the various methods of digital monitoring dielectric loss for transformer bushes: harmonic analysis method. Sine-shape parameters method and integration method, states the principles of the three methods, its computational formula has been inferred and compared. Among them, harmonic analysis method was used to test practically both in lab and on site.

研究了变压器套管介质损耗的数字化监测方法：谐波分析法、正弦波参数法和积分法，论述了三种方法的监测原理，详细推导了各种方法的计算公式，比较了各种方法的优缺点，并采用谐波分析法在实验室和现场进行了测试，其结果表明该方法在介损测试中具有较高的稳定性和准确性。

At the end of this paper, some concluding remarks on this research and future work are provided.

本文按时间顺序，分别介绍了两类模型中的突出工作和技术成果，并分析了它们的优缺点，最后对这一研究课题的进一步的发展趋势进行了讨论。

Water leakage obstacle reasons of conductance frontal plate are analyzed,and countermeasures are put forward.

介绍了生产双金属复合衬板和颚板先进工艺方法以及它们的优缺点，提出了关键技术和今后的发展趋势。

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。