- 重点词汇
- frequenciesn.（某事发生可重复的）频率( frequency的名词复数 );发生率;（声波或无线电波的）振动频率;经常发生;
- haveaux. 用以构成完成式及完成式的不定式，表示已经…;
- definiteadj.不会改变的;明确的;(证据或信息)确凿的;
- wavesn.波( wave的名词复数 );挥手;涌现的人（或事物）;汹涌的行动（或思想）态势;
- confinedadj.（指空间）有限的，受限制的;狭窄的;幽禁的;封闭的;
- 相关例句
The frequencies of the returned beams are compared with them to obtain the true ground speed.
将它们与反回射束作对比而获得真实的地面速度.
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At low frequencies, such as 10 per sec., pulsation is sensed rather than vibration.
在低频率(譬如每秒十次)时, 所感觉到的是脉冲而非振动.
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Their instruments detected very faint radiowaves at a frequency of 3 kilohertz.
他们的仪器检测到一个3千赫的微弱无线电波。
《柯林斯高阶英汉双解学习词典》
然而特定轴度之闪光眩耀测试结果并未见明显差别.
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我们要获得一个无损的采样, 就必须以波形最高允许频率的两倍作为采样率.
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Motion sensed by the body mainly in the 0.5 HZ ~50 HZ frequency range.
身体所能感知运动的频率范围通常在0.5赫兹到50赫兹之间.
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Transistor high frequency generator, fast heating speed, high efficiency, low power consumption.
晶体管式高频发生器, 加热速度快, 效率高, 耗电少.
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Sound waves, light waves, and radio waves have a certain frequency, or number of waves per second.
声波、光波或无线电波等都有特定的频率，或者说是每秒的波数。
《柯林斯高阶英汉双解学习词典》
Spread spectrum has two distinct flavors: direct sequence and frequency hopping.
该技术有两个明显的变型: 直接顺序与跳频.
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This allows the ear nerve to be tempered, frequency noise damage, there is a certain subduction.
这样可以让耳朵的神经得到锻炼, 对低频噪音的伤害, 有一定的消减作用.
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