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sweet-ann [11.9K]
3 years ago
6

Một loa phát ra với cường độ âm là 40 (W/m2 ). Mức cường độ âm của loa thuộc phạm vi?

Physics
1 answer:
motikmotik3 years ago
8 0

Answer:ew

Explanation:

qeeqw

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