file.yizimg.comfile.yizimg.com/10488/2014091711160743.pdf · pfa astm d 3307 pp gb/t 18742—2002 ptfe hg/t 2902—1997 pvc gb/t 4219— 1996 pvdf astm d 3222 ptfe 2. 20 27—35 >200

Page 1 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/1.jpg' width='140' height='200' /> Page 2 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/2.jpg' width='140' height='200' /> Page 3 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/3.jpg' width='140' height='200' /> Page 4 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/4.jpg' width='140' height='200' /> Page 5 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/5.jpg' width='140' height='200' /> Page 6 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/6.jpg' width='140' height='200' /> Page 7 200' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader036.cupdf.com/reader036/viewer/2022070900/5f4024e12c75df3b2c4d3ab0/html5/thumbnails/7.jpg' width='140' height='200' />

file.yizimg.comfile.yizimg.com/10488/2014091711160743.pdf · pfa astm d 3307 pp gb/t 18742—2002 ptfe hg/t 2902—1997 pvc gb/t 4219— 1996 pvdf astm d 3222 ptfe 2. 20 27—35 >200

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