is greater than that of programs C. varies over a large range than that of programs D. is less than that of programs 相关知识点: 试题来源: 解析 A 正确答案:A 解析:本题问按照文章内容,来自电视广告中的最大音量怎样。利用查阅式阅读法,我们可以在文章第一段第四句和第二段最后一句中找到相关...
{{B}}TEXT C{{/B}}According to the passage, the maximum intensity of sound coming from commercials ___. A.does not exceed that of programsB.is greater than that of programsC.varies over a large range than that of programsD.is less than that of programs相关知识...
The ___ of sound can be measured in decibels. A. intensity B. volume C. pitch D. tone 相关知识点: 试题来源: 解析 A。“intensity”强度,声音的强度可以用分贝测量;“volume”音量;“pitch”音高;“tone”语气,这里指声音强度,所以选 A。反馈 ...
百度试题 结果1 题目 The intensity of sound waves is measured indecibels and is calculated by the formulaB=10log(l/(I_0)) where Io is the minimum detectable decibel level.Letl_0=10^(-16)W/cm^2andsimplify . 相关知识点: 试题来源: 解析 a91460101 反馈 收藏 ...
As the distance from the sound source increases, what happens to the sound intensity? A. It increases. B. It remains the same. C. It decreases. D. It becomes zero. 相关知识点: 试题来源: 解析 C。中文解析:文中提到在封闭房间里测量不同距离处的声音强度,发现随着距离声源的距离增加,声音强度...
11. to cause (something, such as an instrument) to make a sound or (of an instrument, etc) to emit a sound 12. to announce or be announced by a sound: to sound the alarm. 13. (intr) (of a sound) to be heard 14. (intr) to resonate with a certain quality or intensity: to...
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The relationship of sound intensity and sound pressure in the far field of random noise sound72.372.1ingentaconnectINTER-NOISE and NOISE-CON Congress and Conference ProceedingsWuNajingWen-qiuNajingSunNajingGuang-rongNajing
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The process by which the intensity of sound is diminished by the conversion of the energy of the sound wave into heat. The absorption of sound is an important case of sound attenuation. Regardless of the material through which sound passes, its intensity, measured by the average flow of energ...