查询词典 sensing head

The piper firer introduces the advantages of fiber-optic sensors as compared with other sensors end the basic principles of the sensing and light-transmitting fiber-optic sensors.

摘要介绍了光纤传感器与其他传感器相比的优点，还介绍了传感型光纤传感器与传光型光纤传感器的基本原理。

In order to enable the data result all to maintain at the first quadrant, asks the arctg function to Ts/NDVI, obtains the arctgTS/NDVI remotesensing image. In same with the NDVI image processing method,carried on the unsupervised classification method to the forth principal components of the arctgTS/NDVI remote sensing image, also can get 8 kind of land cover types.

将时序SOPT-VEGETATION/NDVI数据和NOAA时间序列的Ts数据结合起来构建Ts-NDVI空间，为了使研究的数据结果都能保持在第一象限，对Ts/NDVI求arctg函数，得到时序arctgTS/NDVI数据。

The area within the field of fluidics in which components and systems perform functions such as sensing, logic, amplification, and control without the use of mechanical parts.

射流技术的一个领域，其部件和系统执行诸如传感、逻辑、放大和控制之类的功能，而不使用机械零件。

Acceleration sensitivity, which determines the noise level of sensing array induced by cable dithering and towing instability, as a result of the special working scheme, circumstance and structure installation of the towed linear array, is a key parameter of the fiber optic hydrophone for the towed linear array application. Therefore, the reduction of FOH acceleration sensitivity is important for the towed linear hydrophone array to achieve an excellent performance.

拖曳线列阵的工作方式、环境条件和结构安装等特点对光纤水听器的性能提出了许多特殊的要求，特别是加速度灵敏度，它关系到拖曳线列阵声纳能否有效地抑制由拖缆抖动及拖曳力变化等引起的振动噪声的干扰，因此降低拖曳线列阵用光纤水听器加速度灵敏度是光纤水听器拖曳线列阵系统性能的重要保障。

The proposed method has been evaluated by a nonlinear function example and applied to a practical case of modeling product quality of hydrocracking fractionator. The obtained results demonstrate the promise of this approach for improving nonlinear soft sensing modeling.

此算法通过一个复杂非线性函数的仿真建模和一个分馏塔柴油倾点软测量建模的工业实例研究，结果表明比其它算法具有更好的泛化结果和预报精度，具有良好的在线应用潜力。

With regard to the practical problems of estimating product quality on-line in hydrocracking fractionator, the soft-sensing engineering implementation strategy, which combines several soft sensors by weights for product quality estimating, is proposed to improve robustness of on-line estimation.

运用此控制策略对Shell公司重油常压塔和Wood-Berry精馏塔进行了仿真研究，通过与直接针对实际对象的基于RNNARX模型的多变量约束预测控制策略的仿真结果相比较，显示了PLS-MPC控制策略的有效性。

An advanced high-precision mass-buffer-memory color planar-array CCD camera and a color frame grabber card were adopted for remote sensing.

选取了先进的高精度大容量缓存彩色面阵CCD相机和彩色图像采集卡，进行遥控测量，得到了比较精确的序列火焰图像。

This method has the characteristics that in addition to the sensing interferometer, a second processing interferometer is necessary to extract the required fringe pattern information.

该技术的特点是除了使用传感干涉仪以外，还必须用第二个处理干涉仪来提取所需的条纹图样信息。

As one of the fundamental visualized characters, texture feature is used widely in the Content-based Remote Sensing Images Retrieval.

纹理特征作为基本的视觉特征之一，在基于内容的遥感图像检索中得到了广泛的应用。

The last accuracy of fused remote sensing image can be up to 90%.

因此，此方法在土地利用类型调查及作物面积监测中是可行的。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。