頻率比 的英文怎麼說

中文拼音 [bīnlǜbǐ]
頻率比 英文
frequency ratio
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 頻率 : frequency; rate
  1. The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent

    在對重慶市的自然地理情況和社會經濟情況作了介紹之後，還分析了重慶市水資源的基本特徵，目前重慶市的水資源利用還處在傳統的開發利用階段，水資源管理體制還存在許多弊端，水的法規制度建設也相對落後，水的供給還不能完全滿足需求，水質狀況沒有得到根本性的改善，水土流失還很嚴重，水旱災害發生的頻率比較高。針對重慶市水資源利用的現狀，本文提出：應加強對水資源持續利用的認識；改革目前重慶市的水管理體制，嘗試水務局管理體制，相應加強水的法規和制度建設，實現需水管理，建立節水型社會；根據實際情況，加強水利建設，實現水的供需平衡；依據「控源導流」的思想控制水污染，實現清潔生產；治理水土流失，保護水環境；建設防洪減災體系。
  2. The frequency respond to : the brief name rings, and measure a device right high, the inside, frequency for ability for even emersion of signal, general enlarger of low and each segment respond to and should attain the the. ear that excluding the person is out of hearinged, but skin etc. the other sensory apparatus it can feel. for example thunder, the frequency of the thunder voice is low, person ear can hear few, but we can feel the fierce vehemence of that kind of manner, and can have to grow the center of chest however spirit felling that come. this make the perfect new of science spirit, summer that re - appear of orotund details the the dollar of superior quality adoption the for piece with careful electric circuit designing, frequency scope attaining the the, can like this satisfying broadcasting the true of this new and high of of or of ring the request

    以外人的耳朵聽不到了，但是皮膚等其它感覺器官能感覺到。例如打雷時，雷聲的頻率比較低，人耳所能聽到的很少，但我們能感覺到那種來勢兇猛的氣勢，會有種胸口透不過氣來的感覺。本著使聲音細節完美重現的科學精神，夏新採用優質的元器件和嚴謹的電路設計，頻率范圍達到，這樣就能夠滿足播放或這類新型高保真音源的頻響要求。
  3. Frequency, frequency ratio with optional channel 2,

    頻率，頻率比，帶可選的通道，
  4. Ceviar living cells, which undergo devision 200 times faster than normal cells, contain a great variety of activated factors that stimulate fission of both organism and cells, and regeneration of cells, improving micro circulation and supply of nutrients, reducing melanin, and thus growing vitality and skin springiness, resulting from less wrinkles and shrinking pores

    魚子活細胞有旺盛的生命力，它的細胞分裂頻率比成熟細胞強200倍，內含多種活性因子，可啟動人體組織細胞的分裂和活化，刺激老化細胞更新再生，改善微循環，淡化黑色素，其高分子蛋白質有效的補充人體細胞和皮膚細胞的養份，增強機體活力和皮膚的彈性，修護鞏固基底層細胞組織達到去除皺紋、收緊毛孔、提升皮膚的顯著美容效果。
  5. A new method to estimate doppler centroid and doppler rate applicable to real flight condition is proposed

    該方法設置飛機速率和脈沖重復頻率比為常數，保證方位向接收信號均勻空間取樣，使用實時最小二乘擬合演算法。
  6. 2 ) the value of base frequency, which is the first order vertical - bending vibration, is bigger in box girder bridges than those of t - beams. it shows that the vibration performance of box girder bridge is better than t - beams. 3 ) when considering the shear deformation of beam, the vibration frequency calculated by is bigger than those not considering the shear deformation

    T型梁的基頻為橫向振動，而整體箱梁的基頻為豎向彎曲振動；整體箱梁的一階豎彎振動的頻率比t型梁得到了提高；整體箱梁的動力性能優于t型梁；考慮剪切變形后，梁的自振頻率降低，對于整體箱梁其降低值接近於5 ，在分析時不應忽略。
  7. Female courtship signal of the brown planthopper was made of many continuous regular pulses and male ' s signal was made of similar syllabics and had two types with different time domain characteristics. second male vibrational signal differed from male courtship signal with wide spectrum range and regular syllabics frequency. time domain characteristics of signals in different individuals even the same individual were different

    頻域特徵分析知，褐飛虱雌蟲求偶嗚聲信號的頻域特性較穩定，個體內比個體間差異小；雄蟲求偶嗚聲信號s 、 e片段頻譜范圍較寬，但主振頻率比較接近，差異不顯著； m片段頻帶較窄，主振頻率mvf略小於s 、 e片段，變異較小； m片段脈沖重復頻率prf為幻
  8. Measurements include frequency, frequency ratio, time interval, rise fall time, phase, duty cycle,

    量測項目包括頻率頻率比時間間隔上升下降時間相位信號周期
  9. When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other

    得到了以下結論： 1 ）樁的相互作用因子隨頻率呈周期性變化，在振動頻率比較低的情況下，樁的橫向相互作用因子也較低，當頻率趨近於零時，相互作用因子也趨近於零； 2 ）樁的相互作用因子的幅值隨瑞利波入射角度的變化而變化，在= 0情況下幅值最大，且隨入射角度的增加，波動的周期明顯縮短； 3 ）樁的相互作用因子的幅值隨著樁與樁間距的增加而減小，至s d = 15時，樁的相互作用因子基本趨近於0 ； 4 ）在頻率比較低時，相互作用因子幅值隨樁土相對剛度比的增加而顯著增加； 5 ）樁頂固接可以有效地降低群樁的橫向地震響應幅值，由瑞利波產生的群樁效應可以忽略不計； 6 ）群樁中不同樁位的樁的橫向地震響應是不同的，每根樁所在的樁位對其橫向地震響應有很大的影響；刀樁數的增加並不能減小樁的橫向動力響應。
  10. For example, some agencies visit facilities more frequently than others

    例如，有的認證機構對工廠的訪問頻率比其他認證機構要高一些。
  11. In the plate region of a vehicle image, the gray value varies frequently in cross - direction, so we define a parameter ". cross variance " to describe it. we also calculate other parameters to approximately locate the plate, they are the space length between two chars, the thickness of stroke, the peak and trough of gray value, the ratio of width and length, etc. at last, we exactly locate the plate by the theory of mathematical morphology

    該方法根據圖像車牌區域橫向灰度值變化頻率比較大這一特徵提出了橫向方差參數，並結合車牌的字元間距、筆劃粗細、灰度峰谷值、長寬比值等特徵粗定位車牌，在車牌的精確定位中利用了數學形態學的方法。我們從某高速公路收費站實地拍攝的照片中選取了1000多幅作為實驗樣本數據。
  12. The interval between any two frequencies having a ratio of2 to1

    倍頻程頻率比率為2比1的兩個頻率的間隔
  13. If some values for a column occur much more frequently than others, the data has

    如果一列中的某些值所出現的頻率比其他的要大很多，則該數據存在
  14. In order to reflect the characteristics of amplitude increase and frequency changing of seismic signal, a new automatic recognition method of seismic phase is developed based on the instantaneous amplitude and instantaneous frequency

    摘要為了充分反映地震信號振幅增大和頻率改變的特徵，發展了一種以振幅和瞬時頻率比乘積為特徵參量的震相自動識別方法。
  15. With complete audio converter lite all of the format parameters like frequency, bitrate, channels, etc. can be configured

    具有完整的音頻轉換器建興所有的格式參數，如頻率，比特率，渠道等，可以配置。
  16. Frequency, frequency ratio, time interval, period,

    頻率，頻率比，時間間隔，周期，
  17. Women order fries more often than any other food

    女性點炸薯條的頻率比其他任何食物都要高。
  18. Measurements include frequency, frequency ratio with optional channel 2, period and peak voltage

    量測包括頻率頻率比使用第2個頻道選項周期與峰值電壓。
  19. One reason for slow programs is that they take more page faults or miss the cache more often than necessary

    程序慢的一個原因是它們接受的頁錯誤比需要的多，或者未命中緩存的頻率比需要的高。
  20. The natural frequencies of the intelligent beam with the rotary inertia and shear deformation of the beam are lower than that without those

    考慮梁的轉動慣量和剪切變形時，智能階梯梁的頻率比沒有考慮時的要低。
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