Focus on BluetoothDesigning and Manufacturing Factory
Focus on BluetoothDesigning and Manufacturing Factory
Shelly Yang:
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content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content validity content
1 Cell aging experiment
4 vibration test
2 drop test
3 smoke test
What is a bone conduction earphone?
What is a bone conduction earphone?
Bone conduction is a sound conduction is voice conversion for different frequencies of mechanical vibration, through the skull and bone lost, inner ear lymph transfer, spiral, listen to auditory nerve and central to transmit sound ... 【details】
