.at_3{FONT-SIZE:10pt;COLOR:black;FONT-FAMILY:宋体;mso-bidi-font-family:宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA}.at_2{MARGIN:0cm0cm0pt;LINE-HEIGHT:22pt;TEXT-ALIGN:left;mso-pagination:widow-orphan;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto}.at_0{MARGIN:0cm0cm0pt;LINE-HEIGHT:22pt;TEXT-ALIGN:left;mso-pagination:widow-orphan}.at_1{FONT-SIZE:10pt;COLOR:black;FONT-FAMILY:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt}3M特种胶带特点：1.特种背材及胶粘剂的胶带应用于各工业领域。2.密封、拼接、加强等多种用途。用途：照像制版用、清洁地垫、电子产品用胶带、透气胶带、PCB装配等。