In fact , all the models have their merits and demerits and are applied to only some kinds of surfaces 本文提到的模型各有优缺点，而且都是针对某一类或某几类目标表面光散射特性的。
The cumulative demerit point ( cdp ) is the summation of the total demerit points arising from all the cases over the valid period Iv )累积分数是有效期内所有个案被扣之分数的总和。
Last , the structure of joint and several obligation is analyzed . and the merit and demerit of several theory is discovered 最后,对连带债务的构成要件加以分析,并比较不同学说的优劣之处。
Know your demerits and what should be improved , so as not to ask for more than you deserve . let conscience guard you from arrogance 人要知苦恼，才会本份不妄求。人要知惭愧，才会谦虚不自大。
The merits and demerits of frame differential method in motional detecting were analyzed and optimized 详细讨论了运动检测中帧差法的优缺点，并设计了快速实现算法，同时提出了对原有方法的改进。
3 . conclusion , point out the demerit and questions in my thesis . it concludes the last chapter 第三部分，对前面章节进行了总结，指出文章中存在的不足以及有待深入研究的问题，包括第七章。
As a traditional method , the phase - comparison method has a merit of low cost but a demerit of poor bearing accuracy 比幅测向法是一种传统的方法，它的最大优点是价格成本较低，但测向精度较差。
First conviction : 10 demerit - offence points or possible disqualification from driving for such period as the court thinks fits 初犯记10分；或可能会丧失驾驶资格(吊销执照时间的长短将由法庭决定)
