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關(guān)注:1
2013-05-23 12:21
求翻譯:物理老師告訴我們,空氣是一種傳播聲音的媒介是什么意思?![]() ![]() 物理老師告訴我們,空氣是一種傳播聲音的媒介
問(wèn)題補(bǔ)充: |
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2013-05-23 12:21:38
Physics teacher told us that air is a medium for sound propagation
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2013-05-23 12:23:18
physics teachers tell us, and the air is a kind of voice transmission media
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2013-05-23 12:24:58
Physical teacher tells us, the air is one kind of carry over sound medium
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2013-05-23 12:26:38
Physics teacher told us that the air is a sound medium
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2013-05-23 12:28:18
The physical teacher tells us, the air is the media of a spread sound
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