'kilohertz'这个词语来源于希腊语,意思是“千赫兹”,是频率单位之一,常用于描述声波、电磁波等。在科学技术领域中十分常见。
以下是9个含有'kilohertz'的例句,使用的是英语:
1. The radio station broadcasts at a frequency of 107.3 kilohertz. (这个电台的频率是107.3千赫兹。)
2. The ultrasonic sensor operates at a frequency of 40 kilohertz. (这个超声波传感器工作频率为40千赫兹。)
3. The hearing range of dogs is typically from 67 hertz to 45 kilohertz. (狗的听觉范围通常是从67赫兹到45千赫兹。)
4. The bandwidth of this amplifier is 20 hertz to 20 kilohertz. (这个放大器的带宽是20赫兹到20千赫兹。)
5. The FM radio frequency range is from 88 megahertz to 108 megahertz, or 88,000 kilohertz to 108,000 kilohertz. (FM广播的频率范围是88兆赫兹到108兆赫兹,即88,000千赫兹到108,000千赫兹。)
6. The sonar system uses frequencies from 10 kilohertz to 500 kilohertz to detect objects underwater. (声纳系统使用10千赫兹到500千赫兹的频率来探测水下物体。)
7. The clock speed of the computer's CPU is 2.8 gigahertz, or 2,800 megahertz, or 2,800,000 kilohertz. (这台电脑CPU的时钟速度是2.8千兆赫兹,或2,800兆赫兹,或2,800,000千赫兹。)
8. The remote control operates on a frequency of 433.92 megahertz, or 433,920 kilohertz. (这个遥控器的工作频率是433.92兆赫兹,或433,920千赫兹。)
9. The spectrum analyzer can measure frequencies from 9 kilohertz to 40 gigahertz. (这个频谱分析仪可以测量从9千赫兹到40千兆赫兹的频率。)
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