1.1 本规范涵盖了带或不带热封涂层的片状或条状薄膜的材料、尺寸和公差以及性能值的要求。 1.2 以国际单位制表示的数值应视为标准。括号中给出的值仅供参考。 注1: 本文件类似于IEC 60674第3部分第2、4、5、6和7页。 1.3 本国际标准是根据世界贸易组织技术性贸易壁垒（TBT）委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。

1.1 This specification covers requirements for the material, dimensions and tolerances, and property values of film, in sheet or strip form, with or without heat-sealable coatings. 1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. Note 1: This document is similar to IEC 60674, Part 3, Sheets 2, 4, 5, 6, and 7. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.