1、The effect of finite-range force fot the speed of sound is very small.
有限力程部分對聲速的影響很小。

2、The speed of sound in water is about four as great as in air.
聲音在水中的速度是空氣中的四倍左右

3、（b）The frequency,wave length,and speed of sound are closely related.
聲音的頻率，波長和速度三者是密切相關的。

4、（b）The frequency,wave length,and speed of sound are closely related
聲音的頻率，波長和速度三者是密切相關的。

5、When did the first measurement of the speed of sound take?
第一次測量聲速是在什么時候？

6、The speed of sound also depends on Young's modulus.
聲速也同樣，取決于楊氏模量。

speed of sound翻譯