标准摘要
[中文适用范围]： 指定用于校准频率范围 100 Hz 至 10 000 Hz 的插入式耳机的鼓膜声压的模拟器。该模拟器还被设计为后续扩展的基础，旨在模拟 co [外文原描述]： Specifies an occluded-ear simulator, intended for the calibration of insert earphones in the frequency range 100 Hz to 10 000 Hz in terms of the sound pressure at the eardrum.
英文名称Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts