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The utilization ratio of sulfuric acid and the leaching rate of nickel were improved after adopting circular countercurrent leaching.

采用闭路循环浸出，提高了硫酸的利用率和镍的浸出率。

At the same time, in accordance with the requirements of the Ministry of Construction warning ACIS as a lead unit, improved server hardware configuration, and complete the design and development of the database structure.

同时，按照建设部预警预报信息系统的要求，作为牵头单位，完善了服务器硬件配置，并完成了数据库架构设计和开发。

When the broken rock zone of roadway was tested by the acoustic way in a certain mine, the acoustic measuring boreholes arrangement mode was improved on the basis of the theory and principle.

基于测孔布置的理论和原则，在工程中合理设计声波测孔布置方式。

The ability of long-distance searching goals of an acoustic homing torpedo can be improved greatly by using towed linear array , and the power of DOAs tracking of the torpedo is the key factor that influences the result in a war.

使用拖曳线列阵可以有效提高自导鱼雷远程搜索目标的能力，而能否精确跟踪目标方位将直接影响到鱼雷的实战效果。

In order to reduce calculation in the process of vertical scale identification of torpedo acoustic image,we present an improved decoherent multiple signal classification method based on quadrature complex sampling which suits to estimating the vertical highlights of submarine with the characteristics of near distance and coherent signals .

在鱼雷声成像垂直尺度识别中，根据潜艇垂直方向上目标亮点相距较近，且为相干信号源的特点，同时为了减小运算量而易于工程实现，提出了一种基于正交采样的高分辨DOA估计算法，即正交解相干MUSIC算法。

Therefore,the application of space-time adaptive optimization method to active acoustic homing torpedo is studied, and the conventional method is improved by restraining the side lobe reverbereration and main lobe reverberation with self Doppler null method.

在此基础上研究了空时最优处理方法在主动声自导鱼雷中的应用，通过压低旁瓣减少旁瓣区混响和自身多普勒零陷抑制主瓣混响等措施对传统方法进行了改进。

The high performance exhaust system completes the image of the sports saloon both visually and acoustically, and ensure improved exhaust gas flow.

高性能的排气系统完成的运动轿车形象的视觉和听觉，并确保改善排气气体流量。

Design results show that: the acquisition system of high practical value, has greatly improved the ability of signal processing systems.

设计结果表明：该采集系统具有很高的实用价值，极大地提高了系统的信号处理能力。

This allows for an improved efficiency of products across the board.

这允许一个提高效率的产品。

So modified by polysilicone , acrylate resins properties can be improved.

因此利用有机硅改性，可大大改善丙烯酸树脂的性能。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。