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- Proportion of low frequency energy 低频能量比
- low frequency energy 低频能量
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply. 在电子学领域,一种不希望发生的低频电流,它干扰所要求的信号。通常这种现象是由于交流供电线路屏蔽不良引起的。
- Ground roll wave has characteristics of strong energy, low frequency and slow attenuation. 摘要面波具有能量强、频率低、吸收衰减缓慢等特点。
- The abnormal colours of seedlings turned a low frequency. 颜色异常的苗木出现频率较低。
- The activation energy of high purity aluminum in 99.999%(w) Al is studied systematically by using a low frequency inverted torsion pendulum. 用倒摆内耗仪对纯度为99.999%25高纯铝试样竹节峰的激活能进行了系统的研究。
- Laser direct writing of micro-OVD with low frequency templates[J]. 引用该论文 魏国军;周小红;周雷;陈林森.
- For an array module with two 12-inch cones on the low end, a single 2.5 inch or 3 inch voice coil compression can produce more than enough high frequency energy to equal the output of the woofers. 对于一个具有双12英寸纸盆的线阵列单元,一个2.;5或3英寸的压缩高音能够产生更大的高频能量低频出。
- Impact compaction machine is a pressing machine with high impact energy and it changes vibratory compaction from high frequency low swing to high swing low frequency. 摘要冲击压实机是具有高冲击能量的压实机械,它将振动压实的高频率低振幅改为高振幅低频率。
- lower frequency energy 低频能量
- If it is a low frequency sound, it is processed as an analog signal. 对低频声进行传统的处理。
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- During this process heat energy first converts to unorderly sound waves, then to high frequency sound waves, finally ends up with low frequency sound waves. 这一过程中能量的转化是先从热能到杂乱的声波,接着转化为高频声波的能量,然后完成从高频能量到低频能量的转化,直到整个系统的稳定。
- In seismic prospecting, random noise is one of main factors affecting the S/N ratio of seismic data, especially for deep layer seismic signals of weak energy and low frequency. 在地震勘探过程中,随机噪音是影响地震资料信噪比的主要因素之一,尤其是对能量弱、频率低的深层地震信号。
- Subproject 62 documents “certain kinds of radio frequency energy have been found to effect reversible neurological changes in chimpanzees. 62个分项目的档案“相当种类的无线电波能被发现在黑猩猩在可逆神经学的变化上的效果。”
- The direction of the low frequency current with maximum frequency was also WSW. 低频流出现频率最多的方向和潮流基本一致。
- Medium SMES (200 MVA) are able to compensate some low frequency disturbance. 中型SMES(200MVA),这类SMES能补偿某些低频度的扰动
- Helmholtz resonator has a good noise eliminating performance at low frequency. 亥姆赫兹共振腔具有良好的低频消声性能,被广泛地应用于低频消声方面。
- Armstrong was forced to use avery low frequency barely above audibility. 当时这样的频率被认为是“高频”,但只不过是现在所用调幅波段的底部而已。
- Peak indicator light and LF (low frequency) switch per mono channel. 每路单声信道具有峰值指示灯及低频切除开关。