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- radio noise field strength 射频噪声场强度
- radio noise field intensity 无线电噪声场强度
- noise field strength 噪声场强度
- Field strength consisted of two geologists. 野外人员包括两个地质人员。
- A measure of polarising power is the field strength of an ion. 极化能力的度量单位是离子的场强。
- What they found, however, was a background hiss of radio noise, reminiscent of the hiss noticed by Dr Penzias and Dr Wilson. 但是,他们却发现了射电噪声的一种背景杂音,这让人联想到彭齐亚斯博士和威尔逊博士当时注意到的嘶声。
- The results of electric field strength measurement and the fields distribution around medium and short wave AM radio antennas are reported. 本文报告某地中短波调幅广播发射天线周围电场强度测量结果及其分布。
- For atmospheric radio noise is the main interferential factor, the minimum-mean-error multiuser detector is employed in South China Sea for background noise and near-far problem. 以我国的南海海域为例,其背景噪声主要是大气噪声,针对背景噪声相对较强的远近效应现象,提出利用最小均方误差多用户检测技术的方法,并对其互相关函数进行了理论分析和计算。
- A Voice Activity Detection (VAD) method for microphone array signals in directional noise field is proposed. 该文提出一种在方向性噪声场中多路麦克风信号同时进行有音/无音检测(VAD)的方法。
- Anisotropic degree of horizontal direction and vertical direction in the sea surface noise field are discussed. 论证了海面噪声场垂直与水平方向噪声的各向异性程度。
- YAN Shefeng, MA Yuanliang.A numerical method for simulating broadband undersea noise field for hydrophone array[J], 2003, 22(1) :30-32. [3]鄢社峰;马远良.;一种海洋宽带噪声场数值模拟方法[J]
- Methods 42 cases of infectivity rachitis with low field strength MRI were collected. To analyze the signal characterize. 方法收集42例感染性脊柱炎的低场强MR图像,分析其信号特征。
- A multi-channel adaptive control system is developed and used to attenuate the analogized noise field and satisfied results are obtained in the controlled area. 一个多通道自适应控制系统被应用于该模拟声场的主动控制实验,并在控制区域取得了满意的降噪效果。
- Shield the magnetic field with an appropriate material for the frequency and field strength. 要根据磁场频率和强度选择合适的屏蔽材料。
- Without the radiotelescope, we didn't know that radio noises came from far in space. 没有射电望远镜,我们不知道无线电波来自遥远的太空。
- Space charge properties of FRP rod materials are influenced by temperature, field strength and high voltage application duration. 结果表明,在高压直流电场作用下,芯棒材料内部积累的空间电荷的极性和密度受到温度、电场强度和电场作用时间等因素的影响。
- Therefore, it's imminent for us to solve the problem of affiliation and metrology for microwave field strength. 因此,解决微波场强的量值溯源和计量问题已迫在眉睫。
- Eulig N,Enders A,Krauth auser H G,and Nitsch J.Achievable field Strength in Reverberation Chambers. 张林昌.;混响室及其技术
- Measurement and analysis of atmospheric radio noise 大气无线电噪声测量与分析
- The paper introduces test indexes and test scheme of GSM-R field strength and selection of the instrument coneerned. 本文介绍了铁路专用通信GSM-R场强测试的指标、测试方案和仪表选用。