1.1 本规范涵盖用于将实验室设备固定在支架上的夹具和夹具座。 1.2 以国际单位表示的数值应视为标准值。括号中给出的值仅供参考。 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 clamps and clamp holders for use in securing laboratory apparatus to support stands. 1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. 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.