介绍了采用非接触式位移传感器代替测力轮对，测试脱轨系数的方法。
The method to measure the derailment coefficient with the non-contact type displacement sensor in place of the force measurement wheel-set is described.
本文介绍了一种新型的基于改进傅科聚焦探测法且自带衍射光栅计量系统的非接触式位移传感器。
This paper presents a new non-contact displacement sensor with diffraction grating metrology system based on an improved Foucault focus detection method.
基于反射光强与位移在一定范围内成正比的原理，提出了用反射式光纤传感器对轧辊磨损度进行非接触式在线检测的方法。
Based on the principle that reflected light intensity is proportion to the distance in some extent, a non-touch on-line optical fiber measurement for roller wears is presented.
这种新型轴承由检测轴颈位移的非接触式传感器，驱动轴颈的控制阀及调节整个系统的控制器组成。
This new type of bearing is composed of noncontact sensors to detect the radial displacement of its axis, control valve to drive the axis and a controller to regulate the whole system.
这种新型轴承由检测轴颈位移的非接触式传感器，驱动轴颈的控制阀及调节整个系统的控制器组成。
This new type of bearing is composed of noncontact sensors to detect the radial displacement of its axis, control valve to drive the axis and a controller to regulate the whole system.
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