{"content":[{"text":"Read Book Piezoelectric \n Ceramics Principles And \n Applications Piezoelectric Ceramics \n Principles And \n Applications \n Thank you for downloading piezoelectric \n ceramics principles and applications. \n Maybe you have knowledge that, people \n Page 1/36","bbox":{"left":0.142857,"top":0.061618,"width":0.685809,"height":0.8275410000000001}}],"images_bbox":[],"images_bbox_not_text_overlap":[]}