| 1. | There exists optimizing design problem for hybrid frp laminates with certain mix ratio
摘要弹道冲击下具有一定混杂比例的纤维增强层合板，其抗弹效率与混杂结构相关。 |
| 2. | A scheme to improve the b frame prediction based on the proposed scheme was proposed in this thesis . ( 3 ) experiment and results
为此，本文在所提混合多环编码结构的基础上对增强层b帧的预测方式进行了优化。 |
| 3. | The output stream of zh - transform based method can be easily divided into one base layer and several enhancement layers according to requirements
本文方法输出的编码数据流可以根据码流分级的要求灵活的分为一个基本层和若干增强层。 |
| 4. | To support smooth quality reconstruction under multiple rate constraints of transmission , it ’ s important to obtain the actual rate - distortion ( r - d ) function or distortion - rate function of each enhancement layer ( el ) frame
为了能够在不同的传输码率下平滑重建fgs目标视频流,基于帧的fgs增强层率失真函数的获取是一个非常关键的问题。 |
| 5. | Scalable video transcoding is the core of halvm . an ideal transcoding scheme can not only meet the requirement for congestion control , but also optimize truncating bits of enhancement layers according to rate - distortion theory for maximizing receiving utility
好的转换编码算法不仅要满足拥塞速率控制的要求,而且要使分层视频组播流中的增强层数据以率失真优化的方式进行截断,以提高接收者的接收效能。 |
| 6. | The proposed formula is in accordance with the old one , and the affect of nonlinear material properties of concrete and steel bars is considered by an adjusting coefficient . 6 ) based on theoretical and experimental research on material characters of steel fibered reinforced concrete , a finite element model for nonlinear analysis of steel fiber reinforced ( sfrc ) structures is presented . two - dimensional analysis on various sections of the orifice in the xiao wan arch dam is carried out
6 )根据已有的钢纤维混凝土基本理论和试验研究成果，建立了钢纤维混凝土( sfrc )的有限元模型，对小湾拱坝的1 ~ #底孔断面进行了非线性分析，研究了大连理工大学博士学位论文采用不同厚度的钢纤维混凝上增强层和不同掺量的钢纤维对孔口抗裂、限裂性能的影响。 |
| 7. | ( 2 ) interframe prediction model researching on the existing video scalable coding structure and the predict - tion model shows that the information between frames of video sequence was not utilized fully to improve coding efficiency in these coding scheme , especially the prediction of b frame in the enhancement layer
（ 2 ）帧间预测方式通过对这些主流可分级编码方法的预测方式进行分析与研究表明这些方法并未能很好地利用视频序列的帧间信息来进行帧间预测以提高视频编码效率,特别是对增强层b类帧的预测。 |
| 8. | Make a conclusion and comparison between the error control technology of streaming media ' s network transmission and that of mpeg - 4 . also make a conclusion and comparison for the congestion control technology of mpeg - 4 . considering the practical use of vod system and the characteristics of fgs , it proposes a whole qos scheme based on the mpeg - 4 vod system
总结和比较了网络流媒体传输的差错处理技术和拥塞控制技术，以及mpeg - 4的差错处理技术，结合视频点播系统的实际应用和精细分级视频编码的特点，提出了一个完整的基于mpeg - 4精细分级视频编码的视频点播系统的qos机制，能够对精细分级编码的基本层和增强层数据提供较为完善的保护措施，并能有效地利用网络带宽和避免拥塞发生。 |
