标准摘要
[中文适用范围]： ISO 14509 的这一部分规定了评估长度不超过 24 m、弗劳德数大于 1.1 的动力单体休闲船的声发射的程序。 它不适用于个人船只 (PWC)。 ISO 14509的本部分规定了通过计算方法和测量方法相结合的A计权声压级的确定。 [外文原描述]： ISO 14509-3:2009 specifies the procedures for assessing sound emission of powered monohull recreational craft of length up to 24 m with a Froude number greater than 1,1. It is not applicable for personal watercraft (PWC). ISO 14509-3:2009 specifies the determination of the A-weighted sound pressure level by combining a calculation method and a measurement method.
英文名称Small craft — Airborne sound emitted by powered recreational craft — Part 3: Sound assessment using calculation and measurement procedures