1.1 本规程涵盖了用于测量和记录活动物、尸体和单个肉块的成分或质量成分的牲畜、肉类和家禽评估装置或系统的用户要求，这些装置或系统提供了用于确定经济价值的数据。涵盖的领域包括:这些评估装置或系统的安装、操作员培训、操作、验证、检查和维护，以及原始数据保留程序的文件。 1.2 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。 1.3 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。 ====意义和用途====== 4.1 有几种用于或正在开发的活动物或尸体评估装置或系统，用于确定活动物、尸体或单个肉块的经济价值。这些设备或系统的正确使用可能会影响数据的可靠性。 4.2 本规程提供了安装、操作员培训、操作、验证、检查、维护和保留原始数据的用户需求。

1.1 This practice covers the requirements for users of livestock, meat, and poultry evaluation devices or systems used to measure and record composition or quality constituents of live animals, carcasses, and individual cuts of meat, when those devices or systems provide data that is used to determine economic value. Areas covered include: installation, operator training, operation, verification, inspection and maintenance of these evaluation devices or systems, and documentation of procedures for retention of original data. 1.2 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. 1.3 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. ====== Significance And Use ====== 4.1 There are several live animal or carcass evaluation devices or systems used or under development for use in determination of economic value of live animals, carcasses, or individual cuts of meat. The correct use of these devices or systems may affect the reliability of the data. 4.2 This practice provides user requirements for installation, operator training, operation, verification, inspection, maintenance, and retention of original data.