常见例句双语例句Because of the rough surface and pronounced curvature, piping thicknesses by usually measured with an ultrasonic flaw detector.减薄管道表面状况较为粗糙，曲率较大，当使用测厚仪测厚有困难时，可以用超声波探伤仪来进行测厚。 返回 pronounced curvature