The standing wave resonance of the elastic plates in the invention is sensitive to the surface conditions, and the corrosive conditions of the surfaces of the elastic plates can be marked.
本发明中弹性板驻波谐振对表面状况敏感，能标定弹性板表面的腐蚀状。
The standing wave resonance of the elastic plates in the invention is sensitive to the surface conditions, and the corrosive conditions of the surfaces of the elastic plates can be marked.
本发明中弹性板驻波谐振对表面状况敏感，能标定弹性板表面的腐蚀状。
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