The paper introduces the method and application procedure for the accurate measurement on highway cross-section by use of infrared ray instrument based on the principal of polar coordinates.
介绍一种根据极坐标原理和利用红外仪精确测量公路横断面的方法及实施步骤。
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X-ray photoelectron spectroscopy (XPS) shows that the reason is the increase of oxygen and nitrogen polar functional groups on the surface.