1.1 本指南 2. 旨在帮助选择泄漏测试方法。 3. 图1 作为简化指南提供。 图1 泄漏测试方法选择指南 1.2 待测试项目的类型或测试系统以及考虑用于泄漏测量或位置的方法按灵敏度增加的顺序进行关联。 1.3 本标准并非旨在解决与其使用相关的所有安全问题（如有）。本标准的用户有责任在使用前制定适当的安全、健康和环境实践，并确定监管限制的适用性。 1.4 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 guide 2 is intended to assist in the selection of a leak testing method. 3 Fig. 1 is supplied as a simplified guide. FIG. 1 Guide for Selection of Leakage Testing Method 1.2 The type of item to be tested or the test system and the method considered for either leak measurement or location are related in the order of increasing sensitivity. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 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.