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- high background noise 高本底噪声
- The criterions of high frequency noise,background noise and reduce coefficient were presented. 导出了原子光谱高频噪声判据，背景噪声、压缩系数关系判据；
- There was a ceaseless background noise of machines and voices. 不停地传来机器轰鸣声和人们的说话声。
- People alter their voices in relationship to background noise. 人们根据环境噪音的大小调节自己的声音。
- Reduces low-level background noise in quiet environments. 衰减安静环境下低水平背景噪声。
- If the background noise is not too high, the firecracker will be a useful source for shallow seismic surveys including both the reflection and the refraction methods. 爆竹震源是一极佳的震源，不管反射或折射震测，都可加以应用。
- "Where are you?" I asked him,trying to recognise the background noise. “你在哪儿?”我问他，并竭力辨别背景噪音。
- FIX: Background noise during lower volume calls ('hissing bug') now fixed. 低音量通话时的背景燥声(咝咝声)问题得到解决。
- There is too much background noise for speech recognition to work well. 背景杂音太多了,语音识别无法正常运行。
- SAE 8000 - Not irritating but not involving, either. Too much background noise. 74 SAE 8000既不恼人也不喜人，但总是有太多的背景噪音。
- Recent advances in epidemiological investigation in the high background radiation area of Yangjiang, China. 阳江高天然放射性本底地区流行病学研究近况。
- Every analogue wireless system has background noise to a certain extent. 每个模拟无线系统都有一定程度的电子干扰音。
- ResultsIn the HPLC analysis, Radix ophiopogonis decoction could lead to comparatively high background of chromatogram. 结果麦冬水煎液的直接色谱分析会产生较高的色谱曲线背景。
- Simulation results indicate that this algorithm possesses better pitch detection precision for the speech signals under strong background noise, low calculation complexity, high resolution, and capability for real time implementation. 仿真结果表明，该算法在强背景噪声下仍可以准确提取基音周期，并且具有复杂度低、分辨率高和实时性好的特点。
- The Estimation of Doses to the Inhabitants Arising from Natural Radiation Source in the High Background Radiation Area of Yangjiang, China. 天然辐射源致阳江高本底辐射地区居民的剂量估算。
- By using this region for analysis, the high background from the current-carrying part of the plasma is effectively excluded. 使用这一区域来分析，可以排除等离子体电流携带部分的高背景。
- Title： The Estimation of Doses to the Inhabitants Arising from Natural Radiation Source in the High Background Radiation Area of Yangjiang, China. 关键词：天然辐射源;高本底辐射地区;剂量估算;有效剂量;吸收剂量
- Some people like to work with the radio on for they think that a background noise may help them to concentrate . 有些人喜欢开着收音机工作，因为他们认为背景噪音可以帮助人们集中精力。
- The Middle Cambrian Tianpeng Formation has high background value of metallogenetic element, which is the advantageous ore source horizon. 田蓬组地层成矿元素高背景值,为有利之矿源层。
- Remove static, hiss, hum, or other constant background noises. 去除静电噪声、嘶嘶声、嗡嗡声或其它持续背景噪声。
