ear defenders การใช้

• As such, he has to wear ear defenders / protecters.
• Ear defenders protect the wearer from extreme noises.
• However, these ear defenders press heavily on the bones next to his ear.
• Personal protective equipment includes such items as gloves, safety glasses, ear defenders and biohazard suits.
• Does anybody know of any types if ear defenders / protectors which would work well with spectacles.
• The company also produces personal protective equipment, such as facial protection, ear defenders and cold weather equipment.
• Her trials were conducted initially in British coastal waters, where the sonar operators found that their new equipment was very loud and required the use of ear defenders.
• Rather than resort to wearing wax ear plugs ( which attenuated too much, some of the frequency I wanted to hear ) I stood on stage with ear defenders.
• Some ear defenders employ active sound protection, in which a microphone mounted in the headset picks up ambient sounds and transmits them through a dynamic range compression circuit to earphones inside.
• :: Check out what foundry workers wear-combined ear defenders and glasses . failing that, the foam ear inserts that are commonly used int he food procesing industries are pretty effective.