power lifetime 中文意思是什麼

power lifetime 解釋
連續操作時間
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  • lifetime : 1. 一生，終生。2. 【原子能】壽命。
  1. Second, the current routing protocols of wireless sensor network are analyzed, aiming at the disadvantage that the protocols have high power dissipation and short lifetime. based on the leach routing protocol, we improve the leach routing protocol, and then name the advanced routing protocol leach new, in which we improve cluster head selection algorithm and optimal cluster number determination of leach respectively

    並重點對現有的無線傳感器網路路由協議進行了分析研究，針對這些協議存在的整體能耗高、網路生命周期短等缺點，在leach路由協議基礎上，對leach路由協議進行了改進，我們把改進后的路由協議稱為leachnew 。
  2. Stage lighting : it overcome the shortcomings of current general flashlight bulbs ' short lifetime and great power consumption, our led stage lighting have the strongpoint of bright color, less consumption, and long life and a 24 - hour work. it is the ideal lighting for entertainment spot and box

    舞臺頻閃燈：它克服了目前一般閃光泡頻閃燈壽命較短、耗電大的缺點， led頻閃燈色彩鮮艷、耗電少、壽命長，是目前娛樂場所和包廂理想的舞臺頻閃燈，可連續24小時工作。
  3. Second, there appears to be ample uranium at reasonable cost to sustain the tripling in global nuclear power generation that we envisage with a once - through fuel cycle for the entire lifetime of the nuclear fleet ( about 40 to 50 years for each plant )

    其次，地球上似乎還有充份的鈾，能以合理的價格去維持未來全球核能電廠的營運這里所設想的情況是，這些電廠數目在未來將增加兩倍，而且在其整個壽命（每個電廠約40 ~ 50年）中都是使用單次燃料循環。
  4. However, the refractive index will increase with the increase of the flow ratio of sifu / nhs, slightly increase with the increase of substrate temperate, and decrease with the increase of rf power. by measuring the passivation results of hydrogen plasma and sinx thin film, we found an evident improvement of minor carrier lifetime in polycrystalline silicon after hydrogen plasma treatment, although it has little to do with the annealing temperature and time. the hydrogen contained in sinx thin film can enhance the carrier mobility of monocrystalline silicon, but after annealing at high temperature the mobility turns down

    通過測試氫等離子體鈍化和氮化硅薄膜鈍化的效果，實驗還發現氫等離子體處理對多晶硅材料的少子壽命提高作用比較明顯，但是這種提高作用與處理溫度以浙江大學碩士學位論文王曉泉2003年5月及時間的關系不大；氨化硅薄膜中的氫對單晶硅的載流子遷移率提高有一定作用，但經過高溫處理后這種作用消失；氮化硅薄膜能提高單晶硅和多晶硅的少子壽命，具有表面鈍化和體鈍化的雙重作用；氫等離子體和氮化硅薄膜都能有效地提高單晶和多晶電池的短路電流密度，進而使電池效率有不同程度（絕對轉換效率0
  5. The new requirements for applications in material surface engineering urge a new type of hipib apparatus, for instance, the generation of medium - power - density ion beam, high - stability ion beams and long - lifetime ion source etc. therefore, characterization of high power ion diode - magnetically insulated ion diode ( mid ), the key issue for the technique development, is considered in this dissertation. the investigations of hipib generation and its mechanisms have been carried out in a temp - 6 hipib apparatus, in order to optimize the configuration of ion diode and its ion beam parameters for materials surface treatments

    針對強流脈沖離子束（ hipib ）技術研發的關鍵環節?高功率離子二極體（磁絕緣離子二極體）的工作特性，在temp - 6型hipib裝置上開展了hipib產生及其形成機理的實驗研究，確定了優化的離子二極體結構和輻照工藝參數；通過hipib輻照金屬材料燒蝕行為的系統研究，揭示了燒蝕表面形貌的形成規律，為徹底弄清hipib與材料相互作用機理提供了實驗依據。
  6. The specification is affected toward virus of liver having second already history or the convalescence after second liver virus is affected, had appeared protection antibody has immune power to second liver virus namely, do not need to medication, do not need vaccine of inject second liver, generally speaking, the protection antibody duration that this kind of natural infection forms is long, often be lifetime

    說明既往有乙肝病毒感染史或者乙肝病毒感染后恢復期，已經出現保護性抗體即對乙肝病毒有免疫力，不需要藥物治療，不需要注射乙肝疫苗，一般來說，這種自然感染形成的保護性抗體持續時間長，往往是終生的。
  7. 5 can with or without ccfl light sources, power saving and long lifetime

    超薄燈箱，厚度可以為3 . 5cm
  8. Abstract : the rechargeble batteries are used for backup power internal electrically equipments and instruments. but batteries lifetime usually is shorten by overwork and then malfunctions of equipment are induced. to avoid the complexion described above, the protection circuit against overwork is designed. it is based upon the voltage comparator and regulator. it will light up a red led when the volume of the batteries discharged close upon 50 % ; it will switch off the load automatically when it discharged closing to 80 % of their energy capacity, thus overwork of batteries can be avoided and lifetime may be extended

    文摘:用蓄電池做后備電源的系統（或設備） ，常因過放電導致電池提前報廢而造成設備故障.根據電池電壓隨容量變化的規律，利用電壓比較器和電壓基準源設計製作了電池放電保護電路，當電池放電量接近容量的50 %時，啟動預警信號；當電池放電量達到容量的80 %時，電路自動切斷負載，防止電池過度放電，延長電池壽命，保證系統（或設備）在供電恢復正常后能正常運行
  9. Radiation effects have been investigated up to - 30 dpa by the heavy ion irradiation simulation and positron annihilation lifetime techniques in the home - made modified 316l stainless steel and the commercially available stainless steel and tungsten, which are used as the beam window materials for the spallation neutron source in accelerator driven radioactive clean nuclear power system ( ads ). their radiation resistance properties are compared

    本工作採用重離子輻照模擬和正電子湮沒壽命測量技術研究了加速器驅動潔凈能源系統（ ads ）散裂中子源束窗材料鎢、普通不銹鋼和國產改進型316l奧氏體不銹鋼在0 30dpa輻照劑量范圍的輻照效應，並對它們的抗輻照性能作了比較。
  10. However, the switching power loss of si p - i - n diode increase with the switching frequency so that it is necessary to reduce the switching power loss by lifetime control technology which employs lifetime killer such as au, pt or radiation to lower the stored charge ( qs )

    但是，其開關功耗隨著開關頻率的提高而增大以至於不得不採用壽命控制技術（摻金、鉑和輻照等）來降低少數載流子壽命從而降低開關功耗。
  11. For the material characteristics limitation of si, the switching power loss of si pin diode increase with the switching frequency so that it is necessary to reduce the switching power loss by lifetime control technology which employs lifetime killer such as au, pt or radiation to lower the stored charge ( q., )

    Sipin二極體由於其材料特性的局限性，使開關功耗隨開關頻率的提高而增大，通常採用壽命控制技術（如摻金、鉑和輻照等）降低少數載流子壽命從而降低開關功耗。
  12. However, most of the current wireless networks still work in low bandwidths, and mobile devices still suffer from weak computational power, short battery lifetime and limited display capability. therefore, this thesis deals with developing a very low bit - rate bi - level video coding technique, which can be used in video communications almost anywhere, anytime on any device as follows : ( 1 ) convert true color video sequences from ccd and video card to grayscale ones, ( 2 ) detect static region of successive frames by the sum of absolute differences ( sad ) and update current frame using static region of previous frame, to decrease flicker. ( 3 ) threshold the images to bi - level video sequences using ridler ' s iterative selection

    為此，本論文在傳統h . 26x和mpeg - x等視頻編解碼技術的基礎上提出了一種新的基於輪廓的視頻編解碼方案，步驟如下： （ 1 ）先把從ccd攝像頭捕捉到的視頻幀序列轉換成灰度幀序列， （ 2 ）在灰度幀序列的基礎上通過sad演算法找出相鄰幀的靜態區域，用前一幀的靜態區域更新當前幀的相應區域，這樣可以降低畫面閃爍， （ 3 ）然後用灰度直方圖迭代所產生的閾值二值化圖像，生成基於輪廓的視頻幀序列， （ 4 ）最後運用基於上下文的算術編碼技術對由第三步生成的二值化視頻幀序列進行算術編碼。
  13. The vertical structure optimization through simulation of the new structure, low loss igbt ( lpl - igbt ) has been discussed in detail in this paper. in comparison with the prevalent igbt, lpl - igbt has not only the merit of transparent back emitter and high lifetime of carriers owned by npt - igbt but also the complex n7n + voltage sustain layer structure owned by pt - igbt. not only possesses lpl - igbt lower power loss but also the other capacities are no better than npt - igbt such as break down voltage, current capacities, safe operation area and cost

    與現有igbt相比較， lpl - igbt在結構上保留了npt - igbt中的透明發射區和高載流子壽命的本質優點，同時又具有pt - igbt中n ~ - n ~ +復合薄耐壓層的優點；在器件性能上， lpl - igbt不僅具有比npt - igbt更低的能量損耗（包括通態損耗和開關損耗） ，而且其餘性能如器件耐壓、電流密度、安全工作區以及製造成本等相對現有npt - igbt均有明顯改善。
  14. Utilizing their shape memory effect ( sme ), titanium - nickel ( tini ) shape memory alloy ( sma ) films have the potential to become high performance actuating materials for microelectromechanical systems ( mems ) due to their ability to generate large forces with large power - to - volume ratio, high recoverable strain, low power consumption, biocompatible property, and long lifetime

    利用其形狀記憶效應原理， tini形狀記憶合金（ sma ）薄膜以其大的輸出力和變位、高的功率密度、良好的生物相容性、低功耗以及長壽命，有望成為微機電系統（ mems ）中高性能的微驅動材料。
  15. Simulation on ns2 platform demonstrates that the improved routing protocol enables the whole network has long lifetime on the low power level and has comparatively good power optimum property

    經過ns2模擬平臺的測試，改進后的路由協議leachnew使得整個網路在較低的能耗水平下獲得了較長的生命周期。
  16. A lot of works has been done to reduce the reverse recovery time and improve the general performance in the international power devices ’ research field. they focus on the design of device structure and lifetime controlling technologies

    圍繞著如何減下frd的反向恢復時間、提高綜合性能，國際功率半導體器件領域進行了廣泛的探討，熱點集中在了器件結構設計和壽命控制等技術上，其中又以壽命控制技術為為主要焦點。
  17. 5 ccfl light sources, power saving and long lifetime

    翻蓋式外框便攜換畫
  18. And finally, sem has been used to characterize the fracture. the results indicate that the relationship between the fatigue lifetime and cyclic plastic strain range obeys coffm - manson relation, and the relation between the hysteresis energy ( wn ) and the plastic strain range ( p ) can be described by a power - law : wh = h pw

    但在室溫下， r向及t向試樣具有相同的循環特性，均表現為隨應變幅的不同而不同，當應變幅高於0 . 8時，呈現出先循環硬化而後循環軟化直至最後斷裂的現象。
  19. These improvements are achieved without resorting lifetime killing and thus the devices can be easily integrated into power ics. this paper is good for design and manufacture of p + ( sige ) - n " - n + hetero - junction power diodes

    取得的成果對于p + （ sige ）一n一n +異質結功率二極體的設計和研製工作均具有一定的參考價值。
  20. Active magnetic bearing ( amb ) is a kind of novel high - performance bearing, in which rotor can be suspended by magnetic force. because of the contact - free property between the rotor and stator, the rotor can rotate at very high speed, and amb has the advantage of long lifetime, low power loss, low noise almost no wear and no lubrication. thus amb has great advantages over conventional bearing in many application fields

    =主動磁懸浮軸承是利用磁力將轉子懸浮於空間的一種新型高性能軸承，由於轉子于定子之間不存在機械接觸，轉子可以達到很高的轉速，幾乎沒有磨損，壽命長，能耗低，噪聲小，無需潤滑，在很多應用領域內與傳統軸承相比存在明顯的優越性。
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