1.1 本术语汇编了ASTM委员会E20关于温度测量的术语定义。 1.2 中列出了通常适用于测温和水文测量领域的定义术语 3.1 。 1.3 中列出了定义仅适用于所示标准的术语 3.2 。 1.4 有关1990年国际温标的信息，请参阅 附录X1 。 1.5 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。

1.1 This terminology is a compilation of definitions of terms used by ASTM Committee E20 on Temperature Measurement. 1.2 Terms with definitions generally applicable to the fields of thermometry and hydrometry are listed in 3.1 . 1.3 Terms with definitions applicable only to the indicated standards in which they appear are listed in 3.2 . 1.4 Information about the International Temperature Scale of 1990 is given in Appendix X1 . 1.5 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.