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Abstract: A method is proposed in this paper to deduce the synthesized effectiveness of anti-jamming of a radar with comprehensive measures of anti-jamming from separated effectiveness of anti-jamming of several radars with different measures of anti-jamm
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文摘:提出了一种在外场雷达对抗试验中，由多部具有分抗干扰措施的雷达的抗干扰效果推出某种具有综合性抗干扰措施的雷达的合成抗干扰效果的方法，以在不具备该种雷达的情况下，用多部具有分抗干扰措施的雷达来代替它作为被干扰对象，在外场进行干扰机对其干扰的干扰效果试验检验。 |
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Abstract: A method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper.
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文摘:利用级数展开和线性叠加原理，本文给出了一种求取弹性坝面动水压力影响系数矩阵的数值算法。 |
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Abstract: A method of eye anterior segment analysis system with slit lamp microscope is presented and，the design thought,system function and interface of development the eye anterior segment analysis management system is elaborated.
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文摘:介绍了应用裂隙灯显微镜进行眼前节分析应用的方法，详细地阐述了所开发的裂隙灯眼前节分析管理系统的设计思想、系统功能和界面。 |
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Abstract: A method of modifying the design of correlation filters for pattern recognition is presented.
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文摘:提出一种改进模式识别相关滤波器的设计方法。 |
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Abstract: A method was put forward for the detection of the fatigue cracks at the thread roots of a drill pipe by using ultrasonic wave.The specific detection probes were designed.Simulated cracks were detected.The results show that the probes can effecti
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文摘:钻杆螺纹根部疲劳裂纹是钻杆钻井服役中产生的常见缺陷类型，是钻杆螺纹发生断裂的重要根源.本文介绍了钻杆螺纹疲劳裂纹超声检测原理，设计了专用超声检测探头和检测装置，给出了检测试验结果，证明了钻杆螺纹疲劳裂纹超声检测的可行性和实用性. |
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Abstract: A methodology to reduce the input fuzzy sets with the hyperplane of generalized state error is discussed in this paper based on sliding mode control (SMC) theory,a method of varying nonlinear fuzzy sets range using some parameter is proposed ,an
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文摘:根据滑动模态原理，将模糊控制系统的输入量简化为广义跟踪误差的一个超平面，并基于三角形的非线性划分语言变量的隶属度，分析了模糊控制系统的某些性质，表明在系统稳定性、稳态误差等指标方面，模糊控制器优于一般的PID控制器. |
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Abstract: A microcomputer controller for condenser discharge seamwelder is introduced in this paper.The controlling principle,hardware structure,software flowchart and some specialities of controller are also discussed.
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文摘:介绍了电容贮能缝焊单片机控制器。介绍了控制原理、硬件结构、软件流程等设计思想及控制器的特点，这项研究对微型件尤其是精密件的焊接很有意义，已成功应用于细丝件、超薄件等的焊接。 |
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Abstract: A multifunctional composite sensing device is presented and the basic characteristic of its built-in texture is related.
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文摘:叙述多功能敏感器件内在结构的基本特性。 |
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Abstract: A mutual model reference adaptive method for the rotor speed and stator resistance identification is proposed in this paper to implement a speed sensorless direct torque control of induction motors.
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文摘:本文介绍了一种可互换模型参考自适应方法实现对电机转速和定子电阻的辨识，并将其应用于异步机的无速度传感器直接转矩控制中。 |
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Abstract: A nearshore subaqueous fan sandbody is an important oil-gas reservoir sandbody in the terrigerous oil basins of China.
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文摘:近岸水下扇储集砂体是中国陆相含油气盆地碎屑岩储集体的重要组成部分。 |
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Abstract: A neutron radiography system in reactor horizontal hole of Tsinghua University was introduced, and its capability of neutron radiography was evaluated by theory and experiment, the non-destructive testing for rocket fuse is successful.
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文摘:介绍了清华大学核研院反应堆水平孔道上的一个中子照相系统,通过理论分析和实验测定评价了它的中子照相能力,并对火箭导爆索进行了成功的检验。 |
