power spectral density (psd)中文是什么意思

• 功率谱密度

• "power"中文翻译    n. 1.力，力量；能力；体力，精力；(生理)机能；〔常 ...
• "spectral"中文翻译    adj. 1.鬼的；鬼怪(似)的。 2.【物理学】光谱的 ...
• "density"中文翻译    n. 1.稠密；浓厚。 2.【物理学】浓度；密度；比重。 ...
• "psd ( power spectral density )" 中文翻译 :    功率谱密度
• "psd power spectral density" 中文翻译 :    功率谱密度
• "psd，power spectrum density" 中文翻译 :    功率谱密度
• "instantaneous power spectral density" 中文翻译 :    瞬间功率谱密度
• "maximum spectral power density" 中文翻译 :    最大功率频谱密度
• "noise power spectral density" 中文翻译 :    噪声功率谱密度
• "noise spectral power density" 中文翻译 :    噪声功率频谱密度
• "noise-power spectral density" 中文翻译 :    噪音功率谱密度
• "power spectral density" 中文翻译 :    功率谱密度; 功谱密度; 能谱密度
• "power spectral density analysis" 中文翻译 :    功率频谱密度分析
• "power spectral density analyzer" 中文翻译 :    功率谱分析仪
• "power spectral density function" 中文翻译 :    功率频谱密度函数; 功率谱密度函数
• "power spectral density level" 中文翻译 :    功率频谱密度电平
• "power spectral density method" 中文翻译 :    光谱密度法
• "spectral power density" 中文翻译 :    光谱功率密度; 频谱功率密度; 谱能密度
• "spectral power flux density" 中文翻译 :    功率通量谱密度
• "velocity power spectral density" 中文翻译 :    速度功率谱密度
• "wave power spectral density" 中文翻译 :    波能波密度
• "power law spectral density model" 中文翻译 :    幂定律频谱密度模型
• "postsynaptic density psd" 中文翻译 :    突触后致密区
• "spectral density" 中文翻译 :    功率谱密度; 光谱密度; 频谱密度; 谱线密度
• "power spectral" 中文翻译 :    功率谱

• 3 . the frequency differences are determined by both the power spectral density ( psd ) and cepstrum of ambient vibration measurements . a matlab - based toolbox is developed , in which the differences of the higher adjacent frequencies can be easily evaluated
  3 .使用功率谱频差法和倒频谱频差法，开发了基于matlab平台的斜拉索环境振动基频识别gui工具箱。
• For sand , glass bean , quartz sand and pvc , pressure fluctuations were measured at different conditions . furthermore , statistics analysis , power spectral density ( psd ) analysis and chaos analysis of pressure fluctuations in gas - solid cfb were conducted . an investigation of the effect of circulating solid flux , superficial gas velocity , height from riser bottom and particle property on the parameters ( e . g
  本文测定了河砂、玻璃珠、玻璃砂和pvc四种颗粒在不同固体循环量、不同表观气速、不同轴向高度下的压力波动，进而对气固循环流化床压力波动时间序列进行了统计分析、功率谱分析和混沌分析。
• Some characteristics of the measured wind pressure field were discussed , including distributions of wind pressure , the effects of shape ratio on total wind force coefficients , auto - and cross - power spectral density ( psd ) distributions of fluctuating wind pressure , characteristics of the proper orthogonal decomposition ( pod ) results of the measured wind pressure field , effects of reynolds number on wind pressure distributions , etc
  根据测量结果对壳体表面风压场特性进行了分析，包括风压系数、整体风力系数、脉动风压自功率谱及互功率谱、风压场本征正交分解特性、雷诺数对壳体表面风压分布的影响等。
• Moreover , we put forward many schemes to erase errors such as static error , dynamic error , or make them little . especially we dicuss how to deal with the phase - shifting cell ( pzt ) and interferogram . in the end we bring forward two methods to estimate the contour of piano : one is traditional parameter , the other is power spectral density ( psd )
  提出从两方面对面形进行评价，一是用传统光学像质评价指标，二是利用psd从频谱角度评价面形，从而为高精度检测和控制大口径光学元件表面面形(波前)提供了依据。