hearing protection

短语词组

短语

• Head & Hearing Protection 头部及听觉保护
• Hearing protection devices 需使用听力保护器
• equipment of hearing protection 听力防护用品
• hearing protection equipment 听力保护设备
• Hearing protection must be worn 必须佩戴降噪耳机
• Active Personal Hearing Protection Device 主动式个人听力保
返回 hearing protection