查询词典 metal detector

The proposed detector uses singular values and singular vectors of the signal subspace in a linear MMSE multiuser detector for the DS CDMA system.

提出了一种基于奇异值和奇异向量的盲自适应多用户检测方法。

So it couldn't fit dynamic network environments soundly. After investigating of negative selection, affinity mature and memory detector evolution mechanisms, it is Embedded Negative Selection Operator Clonal Selection Algorithm presented combined with negative selection, clonal selection and memory detector gene library evolution.

本文结合网络入侵检测的上述问题，深入研究了否定选择、亲和力成熟过程以及免疫记忆机制等，以现有克隆选择算法为主体，将否定选择、克隆选择、记忆检测器基因库方法融合进来，提出嵌入否定选择的克隆选择算法(Embeded Negative Selection Operator Clonal Selection Algorithm， ENCSA)。

The model of nonhomogeneous clutter environment is the precondition of the following research.3、Clutter non-homogeneity detector is studied, and a new clutter non-homogeneity detector is proposed by using frequency center idea for clutter spectrum shifting and nonhomogeneity of clutter power.

适合非均匀杂波环境的机载雷达接收数据模型为后续的适合于非均匀杂波环境的STAP方法提供了基础。3、研究了杂波非均匀检测器，针对杂波谱移动非均匀和杂波功率非均匀，提出了"频心"法杂波非均匀检测器。

The design of a nonmental ultrasonic detector was introduced. The detector was based on EP2C20 series FPGA chip,through adding NiosII soft processor and other interfaces to FPGA ,equipped with high precision data collection system and TFT LCD module and so on.The system was constituted.It including ultrasonic eradiating,receive sychronously,audio parameter detecting automatically,data analyse and process,display result timely,data storage and data output circuits.For the developing of imaging,intelligent and automation of ultrasonictesting ,a very good foundation is established by the system.

介绍了非金属超声检测仪的软硬件设计方法该仪器以EP2C20系列FPGA芯片为核心，通过在FPGA中加载NiosII软核处理器和其他外围接口电路，配合高精度数据采集系统TFT液晶显示模块等设计而成该仪器集超声波发射同步接收声参量自动检测数据分析处理结果实时显示数据存储与输出等功能于一身，为数据的进一步分析处理和实现超声检测的图像化智能化自动化奠定了良好的基础

Simulation results show that space coverage ratio of detector set created by this algorithm increases obviously,and it realizes using smaller detector set to detect nonself action in bigger range,increases detecting ratio and capability of system.

仿真结果表明，由该算法所生成的检测器集空间覆盖率显著提高，实现了以较小的检测器集合，检测到较大范围的"非己"行为，从而提高了系统的检索率和性能。

By the analyses on the existing detector generating algorithms, we achieved the improvement of the linear time detector generating algorithm, which was widely used at present. The efficiency of the linear algorithm was improved by eliminating the reluctant detectors, and at the same time the improved algorithm was ensured to cover the nonself space as much as possible.

在分析已有的检测器生成算法的基础上，改进了目前使用最多的线性检测器生成算法，通过消除冗余的检测器提高了线性检测器生成算法的效率，同时还保证了改进后的算法能够尽可能多地覆盖"非我"空间。

It uses a small X-ray tube scanning on a cylinder surface to simulate the trough-like source, and a point detector or a linear array detector moving on a circle and an orthogonal line to acquire the projections.

首先，我们用一个小型的X射线源在凹面上沿"Z"字形扫描，来模拟栅形扫描的凹面源。

The apparatus, which performs data communication with peripheral devices having an outdoor unit, a plurality of indoor units, a repeater and a wired remote controller, includes a level converter for serving as an interface to allow multiplex communication between the apparatus and the peripheral devices; and an abnormality detector connectable with the peripheral devices from a remote site through the level converter, the abnormality detector detecting a communication abnormality in the peripheral devices by automatically changing an operation mode thereof into a slave or master mode depending on whether an operation mode of each of the peripheral devices connected thereto is the master or slave mode.

所述装置执行与外围设备的数据通信，所述外围设备包括室外单元、多个室内单元、中继器和有线遥控器，所述装置包括电平转换器，作为允许在装置100与多个外围设备之间进行多路复用通信的接口；以及可通过所述电平转换器与远端的所述外围设备相连的异常检测器，所述异常检测器通过如下方式检测所述外围设备中的通信异常：取决于连接到所述异常检测器的每一个所述外围设备的操作模式是主动模式还是从动模式，自动地把所述异常检测器的操作模式变为从动或主动模式。

As a sub-nanosecond and pulse radiation detector, GaAs photoconductor detector has a very wide application foreground.

砷化镓光电导探测器作为一种亚纳秒脉冲辐射探测器有很广的应用前景。

This paper, based on multi information database of smoke aerosol in early fire, concludes and analyzes the inherent ability of forward scatter-type photoelectric smoke detector. A feasible arithmetic disposal technology and an intelligent way for fire detection are proposed, which effectively improves the fire detection and antijamming ability of current forward scatter-type photoelectric smoke detector.

以国家科技部973项目中建立的火灾探测应用环境及火灾信息数据库为依据，对目前使用最为广泛的前向散射型光电感烟探测器固有特性的归纳和分析，通过数据挖掘，提出一种切实可行的算法处理技术和智能判断火灾方法，有效提高了现有前向散射型光电感烟探测器的火灾探测及其抗干扰能力。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48