降斜率 的英文怎麼說

中文拼音 [jiàngxié]
降斜率 英文
drop-off rate
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : 形容詞(跟平面或直線既不平行也不垂直的) oblique; slanting; skew; bevel; diagonal; askew; inclined; tilted
  • : 率名詞(比值) rate; ratio; proportion
  1. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度至很小甚至為零,光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處,其穩定程度取決于該處光壓力曲線負的大小、對應勢能的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  2. It canbe determined the enhancing effect of new steel fiber to shear resistance of beams by the test of tensile strength of steel fiber reinforced concrete, it is important to reduce test cose and increase research efficiency

    可以通過鋼纖維混凝土抗拉強度試驗來確定新品種鋼纖維對梁截面上混凝土受剪承載力的增強作用,這對于低試驗成本和提高研究效具有重要工程價值。
  3. Both oxyopes sertatus and harpactor fuscipes are important predators of common cutworm ( spodoptera litura ) on tobacco. the effect of several interference factors on the predations of o. sertatus and h. fuscipes on the larvae of s. litura were examined in laboratory. the results indicated that there were significant mutual interferences on their predations with the existence of other individual in the same / different species. as the number of the predator increased, the predation rates decreased significantly. the interference coefficients ( m ) within h. fuscipes and within o. sertatus were 0. 7278 and 0. 6911, respectively, while the interference coefficient ( m ) between o. sertatus and h. fuscipes was 0. 9464. these results showed that the effect of mutual interference on predation in interspecies was more obvious than that in intraspecies. the number of prey captured and the predation rate of predator dropped with increasing the number of tobacco stalks. this result suggested that spatial heterogeneity was also an important factor affecting the predation of predator on prey

    紋貓蛛和紅彩真獵蝽均是煙草上紋夜蛾的重要捕食性天敵.室內測定幾種干擾因素對紋貓蛛和紅彩真獵蝽捕食作用的影響,結果表明這些干擾因素對紋貓蛛種內、紅彩真獵蝽種內和兩種捕食者種間的捕食作用均有明顯的干擾作用,隨捕食者數量的增加,其對紋夜蛾捕食作用顯著低.紋貓蛛種內的干擾系數和紅彩真獵蝽種內的干擾系數分別為0 . 7278和0 . 6911 ,而兩者種間的干擾系數為0 . 9464 ,說明兩者種間的干擾作用要明顯高於同一種捕食者種內的干擾作用.兩種捕食性天敵對紋夜蛾的捕食量和捕食作用隨煙草莖桿數的增加而低,表明空間異質性同樣是影響兩種捕食性天敵捕食作用的一個重要因素
  4. Moreover in speech enhancement, especially in reducing the pulse noise, morphological algorithm has its unique advantage. particularly morphological filter may maintain the preferable accurate of the speech signal in speech waveform, and which produces little impairment to the formant of speech. so the spectrum structure of the speech is retained well, and the quality of the speech will not be reduced

    特別是,在時域波形分析中,形態學濾波增強較小波去噪更好地保持語音信號的細節;在頻域分析中,形態學濾波對語音信號的基音頻、頻譜、共振峰等語音特徵的影響很小,因而能夠較好的保留語音信號的頻譜結構,使語音品質不致低。
  5. The monitoring result proved that although the surface settlement velocity was rather great during the initial phase of enrockment, the foundation still maintained firm based on the integrated analysis of lateral displacement, lamination settlement and pore water pressure measurement

    監測結果表明:盡管拋石初期地表沉很大,但綜合測、分層沉、孔隙水壓力觀測結果分析,地基依然保持穩定。
  6. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉曲線及杭甬高速公路試驗段在高堆載情況下的固結沉曲線;並對以上曲線特徵進行了分析,得出各時間段曲線、角度在整個斷面的變化規律,以及沉最大值與、角度變化之間的線性回歸關系。
  7. In this paper, dual - beam transmission problem that possess to a certainty included angle and gains the nonlinear schrdinger coupled equation ( nnlse ) in self - defocusing media is discussed

    摘要自散焦介質中雙光束入射耦合能發生光束偏轉,通過數值模擬發現在非線性折射不是均勻分佈時光束偏轉能低抽運光功並且偏轉角度不減小,在相同的功條件下,能產生更大的偏轉。
  8. Driver ' s position : optimised layout, based on the latest ergonomic principles, considerably reduced vibration and noise, throunh insulating the operator ' s compartment from the vehicle itself by means of shock absorbes, seat adjustable to operator ' s height and weight, as well as being spring suspended and hydraulically damped. lindedouble pedal control system offers accurate reversing without. changing gear. linde central control lever operates all mast functions

    駕駛室:根據人機工程學原理對駕駛室進行了優化設計.駕駛室與車身之間由減震墊隔離,大大地低了震動和噪音,司機座下有彈簧和液壓減震裝置,並可根據駕駛員的身高和體重進行調整,以獲得最舒適的狀態.林德雙踏板控制系統具有無需切換即可實現靈敏向的功能:林德集中控制桿控制門架的提升,下隆和傾動作.發動機的轉速可根據提升和其它功能對輸出功的需要而自動調節.護頂架與司機座聯成一體,並可裝配成舒適的全封閉駕駛室
  9. The gullies are formed by the processes of infiltration - interflow - collapses. ( 2 ) in the slope with sand - loess, the major factors of water erosion are the rainfall intensity and rainfall amount of annual first rainfall. ( 3 ) in the region, the evolution processes of slope gully system results from alternative actions of sand deposition and water erosion

    ( 1 )有片沙覆蓋的坡小區,徑流量少,但徑流含沙大,坡溝的形成過程是:垂直滲流坡地潛流崩塌; ( 2 )在沙黃土坡小區,每年春末夏初雨的強度及雨量是決定坡面產沙量的關鍵因素; ( 3 )該區坡溝系統的形成發育是風沙沉積、風蝕與水蝕交替作用的結果。
  10. The synchronous rectifying and low power sampling technology is used to reduce the power consumption, flexible external loop compensation, error amplifier output clamp are adopted for better system large signal response. the piecewise slope compensation technology is employed to minimize the consequence of over compensation. the sensor resistor is externally connected, which realize output voltage programmable. the overheat protection and under voltage protection modules are integrated in the die to allow the reliable operation of the system

    同時,電路設計採用同步整流技術、低功耗電流采樣技術低功耗,提高轉換效;採用靈活的外部環路補償技術、誤差放大器輸出嵌位技術以實現良好大信號特性;採用分段坡補償技術,消除不穩定因素,並最大程度地減小過補償帶來的問題;採用外接輸出采樣電阻的方式,實現輸出電壓的可編程。
  11. We calculated the surface subsidence, horizontal displacement, incline, and current curvature using the groundwater drawdown, conical depression influence radius of water cone and ground property

    根據地下水深、落漏斗影響半徑、巖土工程地質性質,計算水引發的地表沉值、水平移動、傾、曲現狀值。
  12. It is showed in buffeting analysis that the analysis results in time domain agree well with those in frequency domain. effect of pylon wind field can increase the lateral buffeting response of pylon. nonlinear factor can decrease the nature frequency of cable - stayed bridge, and can increase the vertical and torsional buffeting response

    時域抖振分析結果表明:大跨度拉橋抖振的時域和頻域分析方法具有較好的一致性;考慮橋塔風效應會顯著增大橋塔的橫橋向抖振響應;非線性因素會拉橋的自振頻,會增大拉橋的豎向及扭轉抖振響應。
  13. The relationship shows that the maximum bandwidth is limited for these algorithms and becomes narrow when the center frequency is lower and the imaging squint angle is larger

    這種關系表明雷達可用的信號帶寬是有一定限制的,隨著工作頻的下和成像角的增大,可用的信號帶寬會變得越來越小。
  14. By reducing the calculational complexity of the rate - distortion slope estimate and simplifying the design of optimized truncation and tag tree encode in code stream organization, the difficulty and the resource of hardware implementation for t2 encoder is reduced, and the parallelizability of the jpeg2000 hardware system is enhanced

    通過失真估計的計算復雜度、簡化優化截取方法和碼流組織中tagtree編碼方法,低了t _ 2編碼器硬體實現的難度,減少了硬體資源,提高了jpeg2000硬體系統處理的并行度。
  15. The reason that the noise is lower with inclining tongue is : 1 ) both the radius of the tongue and the gap between the tongue and the blade are changed across the wideth ; 2 ) the phase angle between blade and the tongue is changed across the wideth, therefore the peak value of the noise do not appear at the same time, so the peak value of the noise with inclining tongue is much lower than the straight one. the influence of the expanded angle of the shell of the fan on the noise was invested experimentally, and the optimal angle was got

    蝸舌噪的主要原因是:一是改變了從氣流入口側到風機輪盤的蝸舌間隙和蝸舌半徑;二是改變了葉輪與蝸舌非定常相互作用的相位差,使其產生噪聲也有相位差,迭加的結果進一步低了噪聲。另外,試驗研究了不同蝸殼擴張角對風機噪聲及效的影響規律,蝸殼擴張角選擇當否,對效和噪聲影響較大。
  16. They have also been exported to iran, china, india, poland, romania and algeria. china has two type 636 submarine which are designed for antisubmarine and anti - surface ship asuw warfare as well as for general reconnaissance and patrol missions

    636型潛艇是在877型的基礎上又進行了改進提高,其低動力裝置的轉速,採用了七葉大側螺旋槳,增大充電功提高了充電能力,改進噪措施,進一步低了噪聲。
  17. Subsoil ; settlement calculations in the case of inclined and eccentrically acting loading

    下層土.第2部分:傾承載和偏心承載事例沉計算
  18. The above waveforms discussed are to synthesize the wb or uwb with narrow band pulses. assuming the transmitting uwb linear frequency modulation ( chirp ), dechirp processing is introduced, and the method involved to obtain high resolution by reducing the if bandwidth is presented. furthermore, dechirp processing used to sar imaging is discussed, and the processing steps are described

    < wp = 4 >以上研究的兩種信號形式都是通過窄帶子脈沖串相參合成的方法來獲得超寬帶回波信號,本文還探討了去( dechirp或stretch )方法,分析了去低接收機中頻帶寬、 fft獲得目標一維距離像的原理,並探討了線性調頻去合成孔徑雷達成像,給出了具體實現步驟。
  19. One new method that the uwb signal can be received ambiguously has been presented in this dissertation. furthermore, the sampling lfm signal becomes two sine signals with different frequencies based on two different delay processes. based on fft and remainder algorithm, the modulation rate and initial frequency of sub - sampling lfm signal are estimated precisely and unambiguously in negative snr

    該方法通過在數字域對信號進行兩路不同的延時和余數定理實現欠采樣條件下超寬帶線性調頻信號的調制和初始頻的無模糊估計,在不低參數估計精度的前提下,解決了欠采樣方法引起硬體復雜度增加的問題。
  20. The paper draws such conclusions : peak - current control has fast dynamic res ~ ond with simple control. arid requires slope compensation ; components should he laid reasonably ; soft - switching has merits on decfeasing switcliu ~ ~ ? ltage and improving the efficiency of syste1 ~ i

    論文得出峰值電流型控制具有動態響應快,控制簡單,需要補償;電路元件應合理地布局和布線;軟開關在低開關電壓應力,提高電路的效等方面有顯著優點等重要結論。
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