百度试题 结果1 题目【题目 】What do the words "loud sound" mean? A. Noise. B. Well. C. Bell. D. Music. 相关知识点: 试题来源: 解析 【解析】 A 反馈 收藏
What is the velocity of sound? How does the frequency of sound change when the source is moving? Two tunes have frequencies of 400 Hz and 403 Hz. What is the beat frequency? Two tunes have frequencies of 440 Hz and 444 Hz. What is the beat frequency? The sound bats make has a wave...
百度试题 结果1 题目What do the words “loud sound" mean?A. Noise.B. Well.C. Bell.D. Music. 相关知识点: 试题来源: 解析 A 反馈 收藏
What [wɒt] 什么 does [dʌz] 助动词 it [ɪt] 它 mean [miːn] 意味着,意思是 this [ðɪs] 这个 【知识点】 What does it mean? 它是什么意思? What does this mean? 这是什么意思? What does XX mean? XX是什么意思?以上...
What does it mean to be sound slang? You're so sound is something you might say to someone you admire, especially in the UK and Ireland. Sound, as a slang adjective, can mean “excellent.” Is sounding a real word? emitting or producing a sound or sounds.resoundingor sonorous. having...
百度试题 结果1 题目【题目】What do the words “loud sound" mean?A. Noise.B.Well.C.Bell.D.Music. 相关知识点: 试题来源: 解析反馈 收藏
If you've looked at high-end headphones or speakers, you've probably noticed numbers on the spec sheet that read something like "20Hz-20KHz." What do these numbers mean? For any device that uses a standard speaker driver, the Hz-KHz value is the range of audible sound vibrations that th...
百度试题 结果1 题目What does “phon” mean in phonetics?A.soundB.seeC.farD.think 相关知识点: 试题来源: 解析 A 反馈 收藏
Listen! There's a beautiful sound. What is the sound in speech? what does that mean? 翻译结果3复制译文编辑译文朗读译文返回顶部 Listen! There's a beautiful sound. What is the sound in speech? what does that mean? 翻译结果4复制译文编辑译文朗读译文返回顶部 ...
How does the frequency of the resulting sound compare with the frequency of the standing wave in the string? If a wave has a frequency of 10 Hz, what does this mean? What happens to the frequency of vibration as the number of loops on a spring increases? a. nothing b. increase ...