The composition, work theory, fieldwork method and exploration effect of pulse transient electromagnetic system are introduced.
简述了脉冲瞬变电磁系统的组成、工作原理、野外工作方法及其找矿效果。
After accounting the lateral shift effect, we have discussed the measuring error of electromagnetic wave logging caused by the lateral shift effect, and given the computing method of measuring error.
论文还讨论了横向偏移效应对电磁波测井测量结果所产生的误差,并给出了误差计算方法和算例。
Studied the control algorithms in the mode of electromagnetic repulsion. Developed the anti-hysteresis method in voltage control and achieved good effect by using the method.
研究了电磁斥力驱动的控制算法与减小磁滞影响的“抗磁滞”驱动方法,获得了良好的驱动效果。
The method of trimmer screw compensation tuning can be used to diminish the effect of temperature on resonant frequency, and trimmer screw can restrain parasitic modes electromagnetic wave birth.
根据微调螺钉对谐振频率影响的规律,采用补偿调试的方法还能减小温度对谐振频率的影响,同时,微调螺钉还能抑制寄生模的产生。
The method of trimmer screw compensation tuning can he used to diminish the effect of temperature on resonant frequency, and trimmer screw can restrain parasitic modes electromagnetic wave birth.
根据微调螺钉对谐振频率影响的规律,采用补偿调试的方法还能减小温度对谐振频率的影响,同时,微调螺钉还能抑制寄生模的产生。
Testing signal is very sensitive to the lift off effect in the hardness nondestructive testing of rail surface by electromagnetic method, so lift off effect must be restrained.
电磁无损检测钢轨踏面硬度中,检测信号对提离效应极其敏感,所以必须对提离效应加以抑制。
This paper mainly reports the progression and application effect of the transient electromagnetic method used in nonferrous metallic mineral exploration.
本文重点介绍了瞬变电磁法技术在有色地质系统金属矿产勘查中的进展及应用效果。
The effect of transmitter turn off time in transient electromagnetic method (TEM) is discussed in many papers both at home and abroad in recent years.
为克服因关断时间校正而带来的误差,尝试直接对包含关断时间效应的瞬变电磁资料进行反演。
The copper-clad invar sheet material prepared by use of said method has the low coefficient of expansion, good radiating capability, large capacitance and good electromagnetic screening effect.
利用本方法制备的覆铜因瓦片材,具有热膨胀系数低,散热性好,电容量大,电磁屏蔽性好;
The method for the exploration of the mined-out areas by using 3D seismic and electromagnetic laws and its effect are introduced.
本文介绍了应用三维地震及电磁法探测采空区边界及含水性的技术方法与地质效果。
The method for the exploration of the mined-out areas by using 3D seismic and electromagnetic laws and its effect are introduced.
本文介绍了应用三维地震及电磁法探测采空区边界及含水性的技术方法与地质效果。
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