This algorithm requires the center of rotation of the scan inspection platform to be identical with the reconstruction center of the FBP algorithm.

该算法要求扫描检台旋转中心须与FBP算法重构中心一致。

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An improved crack inspection method based on modal parameters was presented for identifying a crack in a jacket platform.

将基于模态参数的损伤检测方法应用于海洋平台，并进行改进。

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The longitudinal mobile platform with the inspection module in place is actuated by a stepping motor moves along a guide rail intermittently.

检测模块安装在纵向移动平台上，纵向移动平台由步进电机驱动沿导轨做间歇直线运动。

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