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本文介绍一种非金属空心叶片壁厚测定法,即在其内腔填充铝粉,并用涡流仪测量。值得注意的是,试验中涡流主要存在于铝粉颗粒中。
This article describes a method for the determination of the wall thickness of a non-metallic hollow blade by filling the cavity with aluminum powder and measuring with a vortex meter. It is noteworthy that, in the experiment, eddy current exists mainly in aluminum powder particles.