有效数字

A new and efficient signature scheme was presented, which was provably secure in the standard model from bilinear maps.

因此，如何设计在标准模型下可证安全且有效的数字签名方案是一个重要问题。

Coach concerned departments to use ERP software, and settle kinds of questions. All export and import bills is made by finance department,So I know well about it; whole export reback tax ; check expense account bills whether these are legal or valid or correct, ensure cash and bank balance are correct. coordinate and response for the accounting vouchers of stations within area and ensure the accounting data and relative information effective, correct and valid.

指导所有相关部门ERP操作，处理各种问题；所有单证以及相关进出口工作都由财务部来操作，对整个流程非常了解；免抵退税工作；审核费用报销单据的合法性、有效性、数字的正确性，确保现金和银行存款的真实准确；审查会计凭证，确保会计资料合法，有效，真实；分析各种财务指标，调节税务；收集会计、税务方面的法律、法规，提出合理建议；配合年度审计及对内、对外的联系协调工作；负责组织起草建立和健全公司财务管理各项规章制度，负责对企业经济合同的审议，管理；负责做好资金管理。

At last, the field investigation confirmed that the used techniques of processing and interpretation in this research were resultful.

经野外科考工作证实，所采用的数字图像处理技术手段、结果和解译方法是有效的。

Focusing on three key issues of the efficiency of video transmission, reliability and friendship on nets, the paper conducts a deep analysis of the enhancement of the compression of video-coding layer based on H.264, the optimized assembly of the net matching layer and the ability to correct errors of the decoder and encoder. Take the package switch of IP Video information package as an example, the thesis focuses on the reflection process of the Internet RPT/UDP/IP acted on by H.264, illustrates the typica...

围绕视频传输要求高效、可靠和网络友好的三个焦点问题，深入研究H 。2 6 4标准编码层压缩性能的提升、网络适配层的无缝集成和编/解码器的容错性能；以基于包交换的IP视频信息包为例，重点分析H 。2 6 4对因特网RTP/UDP/IP协议的映射过程；阐述H 。2 6 4在视频移动通信、视频流服务、数字电视广播与存储领域的典型应用特点；指出H 。2 6 4对视频源压缩、信道有效利用、缓解视频传输瓶颈的影响和发展前景。

The effective solution realizes the video information digitization,and use of digital video compression algorithm compresses information capacity.

有效的解决方法就是实现视频信息的数字化，并利用数字压缩算法压缩视频信息的容量。

Digital watermarking technology, which embeds additional information into original digital data, is one of the most effective methods to verify the ownership and authenticity of information.

数字水印技术提供了解决这一问题的有效方法，已成为多媒体信息安全领域的一个研究热点，受到越来越多的关注。

Disease image obtained in fields were recognized by the application of digital image processing technology, analysis of image texture, color and figure characters, genetic algorithm and Fisher discrimination analysis. It has provided a technical support for the automatic recognition of crop diseases and insets with disease image obtained in fields.

综合运用数字图像处理技术、图像纹理、颜色、形状特征分析方法、遗传算法、费歇尔判别分析方法可以有效识别基于田间条件下采集的病害图像，为田间开放环境下实现大田作物病虫害的快速智能诊断提供借鉴。

It is not simply the sheer number of sectarian killings that numbs the spirit; it is the absence of hope - the lack of any apparent strategy to bring this horror to a close.

这不仅仅是因为早已令人麻木的宗教杀戮的数字，更是因为人们看不到希望，美英缺乏有效的手段来结束这一恐怖的现实。

This approach encrypts digital image hy permuting on bitmap after pretreatment,and decryption pixels＇ values of the image which is attacked by shear transformation is computed by using neighboring pixels＇ values,it can protect the encryption image from shear transformation attack.A binary sequence nonlinear generating method based on chaotic system is also presented.

基于数字图像灰度矩阵位平面进行置乱加密，在恢复过程中通过象素邻域灰度信息进行恢复，能够有效抵御针对加密图像的剪切变换攻击，同时给出了一种非线性的、应用高维混沌系统产生二值序列的方法。

However, even if the official measure understates inflation, the changes in it may still be a

但是，即使官方数字低估了通胀率，通胀率在不同时段的变化仍是一个有效的指标。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。