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Ea- Ear
- The human ear, as a sound receiver, has to operate under a wide range of conditions.
- Ear Canal
- The external auditory meatus; the canal between the pinna and the eardrum.
- Earmuff
- Hearing protector worn over the pinna of an ear.
- Earplug
- Hearing protector that is inserted into the ear canal.
- Earth
- The basic Earth data.
- Earth Rate Unit
- Unit of angular velocity equal to 15° per hour.
- earth
- Can mean a connection to the earth itself or the negative lead to the chassis
or any point to zero voltage.
- Eave
- This is the part of a roof which overhangs the exterior walls.
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