radio-frequency coil 射频线圈; 高频线圈 radio-frequency component 高频成分; 射频成分; 射频分量 radio-frequency confinement 射频限制; 射频抑止 ..
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...别于术前和术后1周,1月采用NEDIK-730A测量眼屈光度、调节范围、调节性微波动的正弦性震动波的高频成分(high frequency component, HFC)和调节幅度。采用hole-in-card法测定主导眼和非主导眼。
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...前和术后1周,1月采用NEDIK-730A测量眼屈光度、调节范围、调节性微波动的正弦性震动波的高频成分(high frequency component, HFC)和调节幅度。采用hole-in-card法测定主导眼和非主导眼。
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第四系地质对高频成分的吸收，使地震视频率大大降低。
The absorption of high-frequency composition by the Quaternary strata can greatly reduce seismic video frequency.
实验结果表明本方法可以有效的增强高频成分，在一定程度上改善图像质量。
The experiments show the method is effective; it can improve the quality of compressed image.
HRV频谱中低频和高频成分的比值（LF/HF）随着睡眠深度的变化而波动。
The ratio of the low frequency to high frequency components in HRV power spectrum(LF/HF) fluctuates with the change in the sleep stages.
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