解决了

The use of porous prolled ANFO explosives prill in the experiment of open chamber blasting helps to solve a series of problems in the process of using ammonium nitrate fuel such as its liability to stick to the hole wall and the difficulty in loading explosive power etc.

在露天药壶爆破中试验使用多孔粒状铵油炸药，解决了使用粉状铵梯炸药时因药粉易粘孔壁、装药困难等原因引起的一系列问题，提高了爆破作业的安全性和爆破效果，降低了爆破成本。

A fast and real-time algorithm to obtain some vectors of the projection matrix is proposed in this dissertation to solve the conflict of time cost by matrix obtainment and memory occupied by matrix, and speed the iterative algorithm.

作者根据扇形扫描几何的对称性和重叠性，提出了一种快速实时获取投影矩阵分量的方法，较好地解决了获取投影矩阵所需速度和存放其所占内存空间的矛盾，提高了迭代重建算法的速度。

The arrival of a great deal of other parts of country farmer work, resolved the problem of the local labor force shortage, satisfy the huizhou demand of the economic development, made the proptosis for the development of huizhou huge contribution.

大量外来农民工的到来，解决了当地劳动力不足的问题，满足了惠州经济发展的需要，为惠州的发展做出了巨大的贡献。

Applying the aforementioned results of theoretical research to capacity proximity fuze, the paper proposes the anti-interference information criterions with certain widespread sense, basically realizes the technique of the adaptive burst-point stability control of capacity proximity fuze. Finally, the paper provides the design block of softwave and hardware of the signal processing system of capacity fuze and its simulation system, and gives the results of simulation and shooting range test, which verifies correctness of the results of the theoretical research of this paper.

本文将上述理论研究结果应用于电容近炸引信，提出了具有一定普遍意义的干扰信号抑制准则；基本解决了电容近炸引信稳定炸点控制技术；文章最后给出了电容近炸引信信号处理系统的软硬件设计框图、仿真系统设计框图及有关仿真和靶试结果，既是作者所做具体工作的反映，也是对本文理论研究所得结论的有力证明。

Thus, the optimum synthesizing condition was found here, namely input material ratio 3 to 1, reaction temperature 67℃, and reaction time 3 hours. The hydrolysis process of the pyrophosphate byproduct, which is brought by phosphating reaction, is also discussed well in this paper and the full hydrolysis condition of pyrophosphate is obtained finally.

论文对副产物焦磷酸酯的水解反应进行了研究，得到了焦磷酸酯完全水解的条件：水解温度为80℃、水的用量为4%、水解时间为12小时，解决了因焦磷酸酯存在而造成的对磷酸化反应产物分析困难的问题。

It settles the problems of fast video clip retrieval in large amount video database with effective organization of video features database by VA-File and fast query algorithms by restricted sliding window. In addition, we design a new similarity measure which synthetically considers the visual similarity and temporal order between video clips.

在基于低层特征的视频检索方面，本文提出了基于高维索引结构的快速视频检索算法，该方法利用高维索引结构VA-File组织视频数据库，设计了两种不同的子片段分割算法，以及新的包含视觉相似性和时序关系的视频片段相似度度量，并通过基于限定性滑动窗口的快速查询算法，在一定程度上解决了大规模视频数据库的快速高效查询问题。

In this paper we have found the main component s in a n -dimension random vector X , the so called main compon ents don′t contain linear relation and the others of X can be expressed as the linear combination of the main component s.

本文提供了在多维随机变量中寻找主成分的一种方法，证明了其余分量均可表示为主成分的线性组合，解决了多维随机变量的各个分量之间所存在的线性关系问题。

precise calculating formula is derivated to determine magnification ratio of voltage,input resistance and output resistance in amplifying circuits based on th feedback circuit model with cascade voltage.with th new calculating methods put forward by the author,it is possible to solve the problems in terms of calculation in amplifying circuits,the key problem being low level of exactness.the research shows the influence of components′ parameters of basic amplifying circuits and feedback circuits on feedback amplifying circuits.the results of the research may contribute to design amplifying circuits and electronic instrument with higher performance,due to the simpler calculation in the design of feedback circuit with cascade voltage.

摘 要：在建立电压串联反馈电路模型基础上，推导出放大电路中的电压放大倍数、输入电阻、输出电阻的精确计算公式。提出新的计算方法，从而解决了放大电路计算不方便，精确度不高、准确性不够的问题。同时进一步揭示了基本放大电路、反馈电路元件参数对反馈放大电路的影响关系。为设计出高性能放大电路及电子设备指明了方向，更加方便于电压串联反馈电路的计算。

This paper introduced the de- sign of a mixer,which had the functions of low voltage(3 V)supplied,low power loss mixer,low noise figure, high gain compression and well structured image rejecter,and it solved the problem of intermodulation distortion .

本文详细介绍了混频器的设计，该混频器实现了低电压3 V、低功耗、高1 dB压缩点、低噪声系数以及很强镜像抑制机制的功能，并解决了交调失真的问题。

Ii The performance assessment benchmark of model predictive control system is studied. The Cumulative Sum chart of residual is put forward to monitor the performance of model predictive control system online. The method has solved the problem that the- chart can hardly detect the change of performance index with small change or severe autocorrelation.

2介绍了模型预测控制系统的性能评价准则，提出了利用残差的累积和图在线监视模型预测控制系统性能指标的方法，解决了传统的-图很难在线检测出变化不大或存在严重自相关现象的性能指标变化的问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。