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- Keywords total hydrocarbon detection;frequency attenuation gradient;gas distribution prediction;TNB Structure; 全烃检测;频率衰减梯度;含气性预测;TNB构造;
- Keywords fracture-cave;volume coherence;azimuthal AVA;frequency attenuation gradient; 孔洞缝;体相干;方位地震AVA;频率衰减梯度;
- frequency attenuation gradient 频率衰减梯度
- The proposed new VFC-based adaptive integral is advantageous over the conventional implementation in measurement time, effective noise bandwidth and alternative frequency attenuation. 文中提出的VFC型自适应积分器比传统方法在测量时间、交流衰减能力和等效噪声带宽三方面存在较大优势,提高了系统的性能。
- sweep frequency attenuation measurement 扫频衰减测量技术
- He varied the transmission frequency. 他变换了无线电传送的频率。
- attenuation gradient 衰减梯度
- A unit of frequency equal to one cycle per second. 赫兹频率的单位,等于每秒一周
- intermediate frequency attenuator 中频衰减器
- It has a rather high transmission frequency and low attenuation. 居有较高的传输频率和较低的衰减。
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- high frequency attenuation 高频衰减
- frequency attenuation 频率衰减
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。
- I am majored in audio frequency amplifier. 我主修音频放大器。