Precision Instrument Specialist IV 四等贵仪技术师

Precision Instrument Specialist II 二等贵仪技术师

Precision Instrument Specialist III 三等贵仪技术师

electrical & instrument specialist 电仪专员

Precision Instrument Specialist 一等贵仪技术师

Precision Instrument Specialist I 一等贵仪技术师

hearing instrument specialist 助听器专家 ; 听力仪器专家

licensed hearing instrument specialist 行货助听器专家

Proprietary instrument integration specialist 专属仪器集成专家