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- On striking the earth, the sky wave bounces back again. 一打到地面,天波又弹跳回来。
- This paper presents a signal de-noising method using wavelet analysis in stress wave detection. 介绍了一种适合于管道应力波检测的基于小波变换的去噪方法。
- Inevitably, some technically difficult problem must be solved, including the variety of speed about tropospheric propagation, the sky wave disturbance and the near-far problem. 但是,不可避免的遇到几个技术难题,包括无线电传播速度变化的影响,天波干扰问题,以及远近效应问题。
- This paper introduces a practical and real -time R wave detection algorithm as well as its realization and adjustment by DSP/BIOS of RTOS. 介绍了一种心电信号R波快速检测算法在实时操作系统DSP/BIOS中的实现过程和调试评测方法。
- This paper introduces a practical and real-Lime R wave detection algorithm as well as its realization and adjustment by DSP/BIOS of RTOS. 摘要介绍了一种心电信号R波快速检测算法在实时操作系统DSP/BIOS中的实现过程和调试评测方法。
- Most of the new gravitational wave detection projects are using laser interferometers instead of resonant mass detectors because they are more sensitive. 大多数引力波探测项目都是使用更为灵敏的激光干涉计探测仪而不是共振质量探测仪。
- Rayleigh wave detection as a shallow seismic detection method, characterized by advantenges of being simple and convenient, has been applied in many fields. 摘要瑞利波可对煤矿井下进行全方位探测,具有简便、快速、应用范围广的优点。
- The conclusion is valuable for liquid surface wave detecting and application. 这一结果对液体表面波的检测和应用是有价值的。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
- sky wave propagation for low frequency 低频天波传播
- a sky wave that is reflected by the ionosphere 通过电离层反射回来的天波
- high-frequency sky wave field strength 高频天波场强
- The huge trees were profiled against the night sky. 在夜空的映衬下显出大树的轮廓。
- A profound development in gravitational waves detection came in 1974 with the discovery by Hulse and Taylor of a binary pulsar. 我们期刊在处理涉嫌违规的稿件的时候,第一个最重要的原则就是尽量不让任何有问题的稿件发表出来。
- a sky wave that is reflected by the ionosphere. 通过电离层反射回来的天波。
- "Near-Vertical Incidence Sky wave"antenna “NIVS”天线
- The sky is bespangled with stars. 天空中点缀着亮晶晶的星星。
- Cat Whisker A fine metal thread resembling the arched shape of a cat's whisker, used in early radio wave detecting crystal sets. 金属细线一种质地良好的金属线,类似于猫的胡须,呈拱形。早期应用于无线电波检测晶体装置。
- Lightning zigzagged across the sky. 闪电曲折地在天空划过。