查询词典 precision

The method to control the sample's precision and accurateness in water quality analysis through mean value-different value control figure is introduced.

介绍了如何采用均值—差值控制图来控制水质分析中样品的精密度和准确度的方法。

This is the only way to guarantee the highest achievable accuracy and precision.

因为这是唯一能够达到最高精度的条件。

Through the further research to the theory of the high-accuracy achromatism phase retarders,the changing curve of retardation under the different center refracting rate and different precision are obtained.

通过对高精度消色差相位延迟器理论设计的再研究，分别得到在不同中心折射率下和不同延迟精度下，延迟量随折射率改变的变化曲线。

The method is simple with good accuracy and precision, and it can measure two kinds of material quickly and simultaneously. The method can be used for detection of saccharin sodium and benzoic acid in a large number of food samples.

该方法操作简便，可同时快速测定2种物质，具有良好的准确性和精密度，可应用于大量食品样品中糖精钠和苯甲酸的检测工作。

Occupying about 3000 square meters, our lab, the first class home and advanced internationally, is equipped with 16 waters HLPC,6 imported and 6 home made dissolution testers and other instruments, such as disintegration tester, friability tester, precision electronic balance,acidimeter, etc.

实验室面积约3000平方米，仪器设备国内一流，国际先进，拥有16台waters高效液相，六台进口溶出仪及六台国产溶出仪，还有其他设备，如：崩解仪，脆碎度仪，精密电子天平，pH计等。

This would be helpful to improve the precision of quantized current driven by the surface acoustic wave.

这将有助于提高量子化声电电流的精度。

The performance of data acquisition system is due to its precision and speed.

数据采集系统性能的好坏，主要取决于它的精度和速度。

Computer simulation results show that higher control precision can be achieved by using intelligent integral action, and its relative error is reduced one order of magnitude compared with TM5; using the improvement on target bits allocation, the average decoding PSNR can be increased visibly, and the decoded picture quality can also be improved as scene changes.

模拟实验结果表明：采用智能积分作用能达到很高的控制精度，与TM5相比，相对误差降低了约一个数量级；采用目标编码量的优化分配策略，峰值信噪比有明显提高，而且能改善由于场景切换所带来的对图象解码质量的影响。

Simulation results show that it can achieve high control precision by using intelligent integral action, its relative error is reduced one order of magnitude compared with TM5; using the improvement on target bits allocation, the average decoding PSNR is increased visibly, and the decoded picture quality is improved when scene changes.

模拟实验结果表明：采用智能积分作用能达到很高的控制精度，与TM5相比，相对误差降低了约一个数量级；采用目标编码量的改进分配策略，平均峰值信噪比有明显提高，而且也能改善由于场景切换所带来的对图象解码质量的影响

In this paper, based on MPEG 2 Test Model 5 (TM5) bit rate control algorithm, there are some improvements proposed:① an intelligent integral action is proposed for improving the control precision of bit rate;② after using DCT AC coefficients to define the measure of macroblock and picture coding difficulty, an improvement on target bits allocation is proposed for the decoded picture quality and conformance including scene change, which can adjust the target bits allocation adaptively by their measure.

针对MPEG－2测试模型5（TM5）比特速率控制算法进行了以下改进：①引入一种智能积分作用，有利于提高比特速率的控制精度；②采用DCT交流系数定义宏块和图象的编码难度测度，然后提出了改进的目标编码量分配策略，即根据编码难度测度自适应调整图象和宏块的目标编码量，有利于提高包括场景变化在内的图象解码质量及其一致性。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"