無周期性 的英文怎麼說

中文拼音 [wúzhōuqīxìng]
無周期性 英文
aperiodicity
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 周 : Ⅰ名詞1 （圈子; 周圍） circumference; periphery; circuit 2 （星期） week 3 [電學] （周波的簡稱） c...
  • 期 : 期名詞[書面語]1. （一周年） a full year; anniversary 2. （一整月） a full month
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  1. Pulsating variables vary periodically, but for some stars, there may be sudden changes in their brightness. such kinds of stars are called eruptive variables. they include

    ：脈動變星的光度會周期性地改變，但有一些恆星的光度會在毫無先兆下變得光芒萬丈，這種恆星包括新星和超新星皆統稱為爆發變星。
  2. In fact, the economic law is inconvertible. knowledge economy, the economy that based on knowledge, whose appearance explains why the periodicity is not obvious. in the new economic forms, the leading factors have changed a lot, that is, the intangible factors like knowledge, technology, and information play much greater roles in the economic growth

    實際上，經濟規律是不可改變的，周期性不明顯是因為出現了以知識為基礎的經濟? ?知識經濟，在新的經濟形態中，起主導作用的要素發生了變化，即知識、技術和信息等無形要素在經濟增長中的作用超過了以往任何時候。
  3. Apparently as λ approaches infinity the resulting function will no longer appear periodic.

    顯然當趨于無窮大時所得到的函數將不再是周期性的。
  4. It is found that if the cavity dissipation is losses and the reservoir is in vacuum, the quantum nonlocality appears periodically. when the cavity dissipation and the average photon number of the reservoir are taken into account, the initial quantum nonlocality will be lost. the rapidity of the loss of the initial quantum nonlocality depends on the amplitude of the initial field, the average photon number n and the cavity damping constant k

    結果表明，如果腔場無損耗且處于真空庫，則量子態周期性地顯現出一定的非局域性；如果考慮到腔場的損耗和熱庫的平均光子數，那麼，量子態將會喪失它初始的非局域性，初始量子非局域性喪失的速度與初始腔場的幅度、腔的衰減系數以及熱庫的平均光子數有關，場越強、平均光子數和衰減系數越大，量子非局域性喪失得就越快。
  5. It is found that the existence of a maximum in the snr is the identifying characteristic of the sr phenomenon. " the main - unexpected - - novelty is the dependence of the effect on initial condition. " ( report of the phys. rev. e referee ) the coherence resonance ( cr ) and the stochastic resonance ( sr ) phenomenon in a globally coupled fitzhugh - nagumo neurons model are studied

    Ohyreve審稿人語）在對fhn神經模型的共振現象研究中，我們考慮一個存在耦合的多個神經細胞相互作用的神經網路，利用平均場理論和概率躍遷理論，得到了神經系統在無信號和有周期性信號的兩種倩況下的靜息電位。
  6. Random process theory is a kind of effective mathematical tool to handle random vibration problem. through frequency spectra and time domain analysis for random course, the seemed complex vibration time - history can be transferred to trigonometric function series, thus makes it have certain periodic feature

    隨機過程是處理隨機振動問題的一種有效的數學工具，通過對隨機過程進行時域分析和頻譜分析，可以將看似非常復雜和毫無規律的隨機振動表示為三角函數的級數形式，從而使其具備了一定的周期性特徵。
  7. Prof. sun kwok, chair professor and dean of science at the university of hong kong, believes that the rings seen in hubble 12 are related to the shaping of the nebula : " a series of fast, directional, periodic pulse ejections from the star carve out the remnants of previously ejected material and create the hourglass shape

    郭教授相信，這些從哈勃12號星雲觀測所見的層圈，和星雲的形成不無關系。一連串高速周期性有方向性的爆發，將哈勃12號星雲雕刻成這漏斗形狀。
  8. After initial installation, a discharge from the relief valve opening may occur due to inadequate initial flushing of pipe lines to eliminate dirt and pipe compounds

    注：在閉端應用環境，如鍋爐給水管道或冷卻塔補水管道，由於在靜態或無流動期間，供應壓力有所波動，因此安全閥可能發生周期性排放。
  9. After the hydraulic project of the three gorges of the yangtze river is completed, the water level in front of the dam of the three gorges reservoir area will be raised from the now several tens of meters to 175 meters. furthermore, because of the needs of preventing floods, the water level of reservoir area will be adjusted periodically between 175 meters and 145 meters every year. this will inevitably cause the revival of part ancient landslides and the formation of new landslides, which will definitely influence the urban construction, the traffic transportation, the people ' s life and property security, etc. in the three gorges reservoir area

    長江三峽水利樞紐工程建成蓄水后，庫區壩前水位將由現在的幾十米海拔高程提高到175m ，且由於防洪的需要，庫水水位每年還將在175m與145m之間進行周期性調節，這無疑將導致部分古滑體的復活和新滑體的產生，結果勢必會對未來三峽庫區范圍的城鎮建設、交通運輸、人民生命財產安全等造成一定的影響。
  10. Over and over again my clients, who have chosen to tune into how food was affecting them, have discovered how much their feelings were being affected by food

    亞歷克斯要周期性地與抑鬱抗爭，他無意中發現，喝牛奶場的生奶與喝巴氏法消毒的牛奶對他產生完全不同的影響。
  11. This kind of reflectors possessed the advantages of the traditional reflectors and the phased arrays. the reflectarray is made up of lots of resonant elements. when the feed radiate the reflectarray, the reflected wave could be focused at some desired direction owing to the adjustment of each element

    這種陣列反射天線具有反射天線和陣列天線共同的優勢，它的基本結構就是由大量的無源諧振單元組成的單屏或多屏周期性陣列，然後由一個饋源照射這個天線，通過調節介質板上每個單元對于入射波的散射相位，使得反射波在特定的方向實現同相位，發射出方向性極強的筆形波束。
  12. Inspection methods : cyclical vaginal cytology in general menstrual clean, 2 - 3 days. from the vaginal wall was taken out on a vaginal smear, painted in a cycle, pv films exfoliated morphology any cyclical changes

    檢查方法：周期性陰道脫落細胞檢查一般于月經干凈后，第2 3天，由陰道側壁取材做陰道塗片1次，塗滿一個周期后，逐片檢查脫落細胞形態有無周期性改變。
  13. The performance of modulators employing mqw is governed by the quantum confined stark effect. in order to simplify the analysis of mqw, we obtain an explicit formula concerning the correlations between the gaas / gaalas quantum well widths of finite potential barrier structure and those of infinite potential barrier structure under the condition that the ground state energies are equal at zero bias states. then the transfer matrix method is used to investigate the optical field distribution in the mqw waveguide based on five - step asymmetric coupled quantum well structure that is really used in the modulator

    本論文首先根據量子限制stark效應，發展了等效寬度思想，提出了把單量子阱結構的有限深勢阱的分析轉化為無限深勢阱模型的顯式公式，從而大大簡化了電場下量子阱結構的分析；接著利用轉移矩陣，把周期性的量子阱結構簡化為三層結構，得到了實際採用的非對稱三阱結構量子阱的場分佈，並討論了量子阱結構的偏振特性。
  14. 4 " there is a formal program of periodic quality system self - audits. frequency

    有無周期性自我品質稽核系統，頻率?
  15. Transportable gas cylinders - periodic inspection and testing of seamless aluminium alloy gas cylinders

    可運輸儲氣瓶.無縫鋁合金儲氣瓶的周期性檢查和試驗
  16. Amorphous materials have disordered atomic structure as compared to crystalline materials : that is, they have only short - range order rather than the long - range periodicity of crystals

    與晶體材料相比，非結晶體材料使原子結構發生無序變化，即：它們只有晶體的短程序列特徵，而沒有晶體結構的長期周期性特徵。
  17. In the third chapter, we can obtain the soil temperature field expression under the different depth and the different time through carrying on the analysis of the temperature field of the symmetry semi - infinite big object under the periodic variation boundary condition

    在第3章，通過對勻質的半無限大物體周期性變化邊界條件下的溫度場進行分析可以得出在不同深度、不同時刻下的土壤溫度場的表達式。
  18. Boundness and almost periodicity of some state - dependent delay differential equations with infinite delays

    具無窮時滯狀態依賴變元微分方程解的有界性及概周期性
  19. Transportable gas cylinders - periodic inspection and testing of seamless steel gas cylinders

    可運輸儲氣瓶.無縫鋼儲氣瓶的周期性檢驗和測試
  20. Transportable gas cylinders - periodic inspection and testing of seamless steel gas cylinders ; german version en 1968 : 2002 a1 : 2005

    移動式儲氣瓶.無縫鋼儲氣瓶的周期性檢驗和試驗
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