百分頻率 的英文怎麼說
中文拼音 [bǎifēnbīnlǜ]
百分頻率
英文
percentage frequency-
In digital relay, the percentage of noise will increase rapidly with the increase of sampling rate when derivation calculus is substituted by sampled difference term. to solve this problem, a new method using fragment function integrated with the least square algorithm is proposed in this paper. the influence of white noise is greatly reduced and the accuracy of the dead angle calculation is nicely improved after adopting the new method
在數字式保護中,如果用差分代替求導將導致噪聲的百分比誤差隨著采樣頻率的提高而劇增,本文對此進行了分析並提出了用分段樣條函數最小二乘法來計算電流波形的導數值,以便在提高采樣率的同時降低噪聲誤差的影響,並將其應用於基於32位浮點dsp的新型變壓器保護裝置。In the last few hundred meters of the descent, a white - light lamp on the probe will illuminate the surface ? which is normally a muddy red because the atmosphere absorbs the blue frequencies of sunlight ? allowing the disr to do a spectral analysis of the surface composition
在最後數百公尺的下降過程中,探測器上的白光燈將照亮地表(地表通常為暗紅色,因為大氣吸收太陽光中的藍色頻率) ,讓disr對地表組成進行光譜分析。The percentage of plate types ranges from 30 to 90 depending upon hoarfrost frequency.
盤型的百分率隨白霜頻率而異,自30到90。The percentage of plate types ranges from 30 to 90 depending upon hoarfrost frequency
盤型的百分率隨白霜頻率而異,自30到90 。Malfunctions can be diagnosed using infrared thermography without affecting the work state of tested equipments, thus the diagnostic accuracy can be improved. infrared thermography, just as often, improves electronic fault diagnosis by isolating the malfunction to specific areas of the circuit board, what is more, it usually does point directly to the failing component. thermography even can rapidly diagnose up to hundreds of elements on one pcb at one time, without requiring the operator to know the circuit principle very well, which can reduce the workload greatly
紅外故障檢測儀可以對電子設備進行在線測量,檢測時不會影響待測設備的正常工作和頻率特性,這對高頻電路的檢測尤其方便,且能提高診斷的準確性;他通常能指出電路板上的故障區域,甚至經常能直接找出故障元器件,這樣就提高了維修質量;並且能在不需要檢測人員對電路原理有深入理解和分析的情況下,對同一塊電路板上的數十隻甚至數百隻器件同時進行快速診斷,這就大大減少了維修人員的工作量,提高了維修人員的工作效率。2 five to fifteen percent of the fees for licenses, permits, frequency usage, telecommunications number usage, review, authentication, examination, certification, registration and other fees charged according to law by the ncc to the businesses under the purview of the ncc in the exercise of its functions related to communications supervision
二本會辦理通訊傳播監理業務,依法向受本會監督之事業收取之特許費許可費頻率使用費電信號碼使用費審查費認證費審驗費證照費登記費及其他規費之百分之五至十五。The frequency analysis results show conclusions as follows : 1. the relative valid spectral power is declined with the volume percentage of inclusions in terms of exponent curve and the tendency of negative direction is same to that of forward direction
當ly12鋁合金細小夾雜物(小於0 . 16mm )的體積百分數從0 0 . 35時,在35 50mhz的頻帶范圍內,超聲波形的有效譜功率按近似指數曲線快速下降,沿相反方向檢測時其變換趨勢相同。The wrap - up ratio is the ratio of the sine of the maximum scan angle to the percentage change in frequency required to scan
綜合比率是最大掃描角的正弦與所需的頻率變化百分率之比。22 paired inferior collicular neurons were obtained in the experiment. the neurons were recorded in the depth of 198 - 1254 u m ( 544. 59 ? 72. 37 n m, m + sd ), and their bfs were 11. 25 - 59. 29 khz ( 26. 77 + 9. 95 khz, m ? d ) : the minimum thresholds ( mts ) werelo - 66 db spl ( 38. 14 ? 14. 39 khz, m + sd ) ; the latencies were 4. 0 - 16. 0 ms ( 8. 19 + 3. 14 ms, m + sd ) ; the best intervals between paired sound pulses were 0. 01 - 28. 71 ms ( 3. 93 + 2. 52 ms, m ? d ) 0 the results showed : l ) there were interactions between the neurons in the iso - frequency lamina and hetero - frequency lamina which included mutual inhibition ( 18 / 22, 81. 8 % ) and mutual facilitation ( 4 / 22, 18. 2 % ), and the mutual inhibition in iso - frequency lamina was stronger than that in hetero - frequency lamina ; 2 ) the mutual inhibition decreased with sound level increasing ( p < 0. 001, anova ) ; 3 ) the analysis of the inhibition of discharge rate at lodb above mt showed that the inhibition increased when the paired neurons " bfs difference decreased ( r = - 0. 545, p = 0. 0006 ) ; 4 ) the mutual inhibition of paired neurons can sharpen the frequency tuning and the effect increased when the frequency was away from the bf ; 5 ) the changes in q10, q30 decreased with bfs difference of the paired neurons increasing ; 6 ) the mutual facilitation between paired neurons not only increased discharge rate, but also widened the frequency tuning, i. e., increased response frequency
結果表明: 1 )同頻層神經元之間或者非同頻層之間神經元之間存在相互作用,這種作用既有相互抑制( 18對,佔81 . 8 ) ,也有相互易化( 4對,佔18 . 2 ) ,且同頻層神經元之間的相互抑制作用較非同頻層神經元之間的相互抑制作用要強; 2 )神經元對低刺激強度反應時,所受到的相互抑制作用較強,隨著聲刺激強度加大,抑制作用逐步降低( p 0 . 001 , anova ) ; 3 )對閾上10db放電率抑制百分比進行的分析顯示,配對神經元之間的最佳頻率差越小,相互抑制作用越強( r = - 0 . 545 , p = 0 . 0006 ) ; 4 )配對神經元之間通過相互抑制作用可表kx碩士學位論文waiaster 』 sthesis現出調諧銳化作用,該作用的效率與頻率有關, bf處的銳化作用較低,偏離bf時其銳化作用逐步加強; 5 )頻率銳化作用的效率與bf差有關,隨著配對神經元之間的bf差擴亢q10 , q30值的變化逐漸減小,其變化百分比與配對神經元之間的頻率差存在明顯相關; 6 )配對神經元之間的相互易化作用不僅表現在放電率增加上,也表現在頻率調諧曲線的擴寬,即頻率響應范圍擴大。By integrating the characteristics of road traffic management in china, three indexes are selected, of which the evaluation standard is determined with cumulated percentage frequency
結合我國道路交通管理的特點,根據理論與實踐相結合的原則,對諸多指標進行選擇,篩選出適合我國國情的道路交通安全3項評價指標,並運用累積百分頻率法確定了評價標準。Spread on a metal plate. he meticulously catalogued the symmetrical, geometrically perfect structures and elegant sound mandalas that resulted from directing hundreds of different frequency and rhythmic combinations, from single tones and intervals to complex musical harmonies, through the plate.
他稱這個新的研究領域為cymatics ,並且將不同頻率,節奏的單音,間歇音,復雜合聲做了幾百種不同的組合,對物質粉末由於這些振動而形成的完美,對稱的結構和精美的曼陀羅高度復雜的對稱幾何圖案進行了精確的分類。For high sustain frequency, a total of 28 % improvement in luminous efficiency has been achieved by the new waveform while comparing with the conventional sustain waveform
在高維持頻率下,利用此新的驅動波形可以較傳統波形提升百分之二十八的發光效率。Frequency regulation frequency regulation is a measure that states the difference between no - load and full - load frequency as a percentage of full - load frequency
頻率調整率頻率調整率是指空載和滿載之間頻率的差別與滿載頻率的百分比。Furthermore, they are low - power devices, generating less than millionths of a watt, and can emit frequencies in an unstable manner
此外,鉛鹽雷射是低功率雷射,其功率不到百萬分之一瓦特,發射的頻率也不穩定。1. upon brief reviewing current mathematical and physical models and mechanisms for electrorheological effect, the theoretical analysis of the dielectric relaxation of electrorheological fluids and the frequency - inducing characteristics for electrorheological effect are conducted. based on statistical thermodynamic analysis and osmotic pressure calculating of an electrorheological fluid complex system, phenomenological theory is adopted to evaluated phase reparation characteristics. thus critical factors corresponding to experimental results are introduced
在簡要評述現有電流變效應模型及機理的基礎上,按非均勻介質對雙相復合懸浮液的電流變效應進行理論分析,研究了電流變效應頻率誘導特性;基於復合系統滲透壓的計算,採用統計熱力學唯象理論,討論了電流變效應的相分離特徵,獲得了與實驗吻合的臨界參數;首次將定向滲流模型應用於電流變體臨界體積濃度的分析,得出一個描述電流變流體特徵而不隨外加電場變化的臨界體積百分數為0 . 37 。2 within three thresholds for bilirubin absorbance ( 0. 14 > 0. 2 ( k 0. 25 ), the total, upright, supine, meal and postprandial period were analyzed with the parameters as follows, the percentage time of bilirubin absorbance threshold ( 0. 14, 0. 20 0. 25 ), reflux frequency, long reflux frequency, longest reflux time, maximum, mean and median value of absorbance. 3 the simultaneous changes of gastric ph and bilirubin absorbance value were analyzed to describe the relationship between them
2計算0 . 14 、 0 . 20和0 . 25三個界值時膽紅素吸收值( bilirubinabsorbance , ba )界值的時間百分比的均值、標準差、中位數、第25 、 75 、 95位數;總、立位、臥位、餐時和餐后等各時段ba界值的時間百分比、反流頻率、長時間反流頻率、最長反流時間以及膽紅素吸收值的最大值、平均值和中位值,以及ph 4的時間百分比,從而描述生理性dgr的發生特點。By closely monitoring the precise frequencies of the spectrum that were lost in the passage the passage through empty space, astronomers were actually able to pinpoint the size of different types of these grains, all ranging from less than 1 / 100th of a micron to 10 microns in size, with each micron representing one millionth of a meter
通過對穿越真空途中丟失了的光的精細頻率的密切監視,天文學家已經基本上可以查明這些不同微粒的大小,大小從小於百分之一微米到十微米之間,一微米表示一米的百萬分之一。分享友人