相位穩定度 的英文怎麼說

中文拼音 [xiāngwèiwěndìngdù]
相位穩定度 英文
phase stability
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 相位 : phase position; phase
  • 穩定度 : degree of fixation
  • 穩定 : 1 （使穩定） stabilize; steady 2 （穩固安定） stable; steady 3 （物質的性能不易改變的作用） stabi...
  1. Gps is a planet wireless conductance system which is global and all - weather, gps can offer high precision time orientation information to infinite user, clock precision reachs 10 ? 6 magnitude 。 not only changes traditional time method of quartz crystal clock, but also replaces wireless shortwave and even more lowfrequency signal and tv signal whose overlay range is limited and low precision, offers advantage to geology field task, achieve automatization and high precision of seismic flow observation

    利用gps授時信號全方位、全天候、連續性、實時性和高精度的特點，以gps信號為基準來校準本地時鐘（晶體振蕩時鐘或原子鐘） ，將gps接收機輸出信號的長期穩定度和恆溫晶振的短期穩定度相結合，應用大規模可編程邏輯器件，設計和實現了由pc104控制的實時在線授時系統。
  2. In order to make clear the changing situation about various meteorological element fields during the heavy rain. the diagnostic analysis in three aspects was done in this text : the vapor conditions, in which the difference of the temperature and dew point, relative humidity, vapor flux and the divergence of vapor flux were discussed ; the dynamic and thermodynamic conditions, vorticity, divergence and vertical velocity were analyzed ; the vertical layer condition, which included potential temperature, static stability, convective ( potential ) instability and the vertical profile of eight physical fields over the observatory of shenyang

    為了弄清這次暴雨過程各氣象要素場的演變情況，分三方面對暴雨的水汽條件（使用了溫度露點差、相對濕度、水汽通量和水汽通量散度） 、動力條件（使用了散度、渦度和垂直速度）和垂直層結條件（使用了位溫、靜力穩定度和潛在不穩定度以及沈陽單站的8個物理量的垂直廓線）等的變化，分別進行了診斷分析。
  3. ( 1 ) to follow the rule of exchange on equal value, and attach importance to the role of value law ; ( 2 ) to strengthen the basic status of agriculture and keep the form of system of ownership stable in the countryside. ( 3 ) to deal with the relation of accumulation and consumption correctly, strengthen economic construction and raise the level of citizen life. ( 4 ) to renew and perfect rational rules, and carry out the rule of being paid for his work done

    劉少奇勇於面對現實，運用馬克思主義基本原理，深入分析我國的國情和建設現狀，提出了許多富有獨到見解的理論觀點：嚴格遵循等價交換原則，重視價值規律作用；加強農業的基礎地位，保持農村的所有制形式相對穩定；正確處理積累與消費的關系，加強經濟建設、提高人民生活水平；恢復和健全合理規章制度，貫徹按勞分配原則；施行經濟核算，改革企業經營管理；改革流通體制，疏通流通渠道；改革工業管理體制，試辦托拉斯。
  4. Transport traditional warehousing enterprises are established in the majority of the planned economy era, state - owned enterprises, these enterprises generally logistics infrastructure investment is insufficient, but has many years of experience in the logistics operation, and rules and regulations, good corporate reputation, warehousing and transport operations at the core provide relatively complete logistics services, with a strong ability to attract customers, and formed a basic customers in the community establish corporate image and brand effect of the logistics business remained relatively stable development of the situation, but as a modern logistics development, a modern logistics, long - span, dynamic and strong, can be divided into and the complexity of the advantages of traditional storage transport sector there are many issues, such as : management methods are backward ; the logistics facilities and equipment, lack of investment in facilities aging ; still lack the overall planning of a detailed and clear market orientation, lack of modern logistics management concept outdated marketing logistics, resulting in the mainstream enterprise customer groups scattered, low - level mobility of the large, it is difficult to retain the high - end customers ; enterprise systems and internal operating mechanism of the lack of vitality

    留學解答資訊網:傳統的倉儲運輸企業多數是建立於計劃經濟時代的國有企業，這些企業一般對物流基礎設施投入不足，但是有多年的物流運作經驗，和規章制度，良好的企業信譽，以倉儲和運輸業務為核心，提供相對齊全的物流服務，具備了較強的招攬客戶的能力，形成了基本顧客群，在社會上樹立起企業形象和品牌效應，使物流業務保持著相對穩定發展的態勢.但是隨著現代物流的發展，較于現代物流，大跨度性、動態性強、可分性、復雜性等優點，傳統倉儲運輸業出現了許多問題，例如：管理手段落後；對物流設施設備的投入不足，設施老化；尚欠缺詳細的整體規劃和清晰市場定位，缺乏現代物流管理理念；物流營銷方式比較陳舊，造成企業主流客戶群體分散，級別較低，流動性大，難以保留中高端客戶；企業體制與內部運作機制欠缺活力。
  5. In addition, a new type of phase conjugator using tapered fiber is designed, which combined the higher reflectivity of small core - diameter fiber and higher damage threshold of large core - diameter fiber. the theoretical analysis has also been carried out in section iv. applying it in double - pass system, the maximum sbs reflectivity arrives at 85 % and relative stability arrives at 90 %, which is more than that of common optical fiber phase - conjugator

    為了獲得更高的能量反射率和穩定性，我們自行設計了一種新型的錐度光纖，並應用於ld泵浦的雙通放大dpl系統中；實驗表明：應用錐度光纖相位共軛器可以獲得高達85的能量反射率和90的相對穩定度。
  6. Applying 200 m quartz fibers in the ld - pumped laser system with double - pass configuration, 57 % sbs reflectivity, near 92 % sbs fidelity and 85 % relative stability have been obtained. and high beam quality of phase - conjugated laser close to that of oscillator has been achieved

    應用200 m光纖經雙通放大最高可獲得57的能量反射率、 85的相對穩定性以及92的相位共軛保真度，並觀察到激光系統的輸出光束質量被顯著改善。
  7. The analysis of dry pv shows that the high pv dominate the area of typhoon, the higher is the center value of pv, the stronger is the typhoon. lt is also shown that the most important reason resulting in rainstorm is the cold air ( high pv ) which spreads to south from the upper troposphere or lower stratosphere and transports into the warm air. the joining situation of upper and lower pv area make vortex develop. pv transpotation reduces static stability, which increases the releasing of instability energy and makes rainstorm amplify

    對干位渦的分析表明：臺風或臺風環流區為高值位渦區，臺風越強，位渦中心值越大；對流層上部或平流層下部冷空氣（高位渦）的擴散南下與暖濕氣流的交匯是造成特大暴雨的重要原因，因為上游斜壓性的發展使對流層頂發生折疊，平流層與對流層相互作用增強，上下位渦區相接的形勢使低層渦旋發展，上升運動加強，位渦的下傳有效地降低了靜力穩定度，有利於位勢不穩定能量的釋放，使得暴雨增幅。
  8. At last, the stability of frequency can be obtained according to the case that the phase between two frequency source varies with time

    最後根據兩頻率源間的相位隨時間的變化情況，換算出被測頻率源的頻率準確度和穩定度情況。
  9. Frequency source is widely used in today ' s electronic equipment and even refered as " a heart " of many electronic systems. the frequency synthesizer with a lot of channels and high frequency stability by means of theory of phase locking has almost been a necessary component in the modern electronic systems such as telecommunication, radar and electronic countermeasure. the phase - locked frequency synthesizer can be generally divided into two kinds : one is digital phase locked frequency synthesizer, the other is analog sampling phase locked frequency synthesizer. compared with the prior, the latter has many merits such as lower phase noise, samller volume, lighter weight and lower power consumption and has a wide foreground in the equipments of microwave band

    利用鎖相原理來獲得波道數目眾多、頻率穩定度很高的頻率合成器，幾乎已成為現代通信、雷達和電子對抗等電子系統不可缺少的組成部分。鎖相式頻率合成器一般分為數字鎖相頻率合成器和模擬取樣鎖相頻率合成器兩類。取樣鎖相頻率合成器與數字鎖相頻率合成器相比，具有相位噪聲低、體積小、重量輕和功耗低等優點，尤其在微波波段的電子設備中，具有廣闊的應用前景。
  10. The result demonstrates that the variable phase center of fish antenna is much more steady than the lpda in the main beam

    計算結果表明魚骨天線在主波束相當寬的范圍內，其可變相位中心的穩定度要優于對數周期偶極子天線。
  11. The phase noise in microwave receiver and the measured parameter of source frequency instability are described in this paper, and the technology of frequency - synthesizing and theory of phase locked loop ( pll ) are also briefly introduced

    摘要闡述了微波接收機中的相位噪聲概念及本振源頻率不穩定度的實際測量參數，並簡要介紹了頻率合成技術和鎖相環路工作原理。
  12. There is a pll ( phase locked loops ) in system to get a high - stability low - noise high - frequency signal

    固定頻率振蕩器通常採用鎖相環技術來獲得高穩定度、低相位噪聲的高頻輸出信號。
  13. The mcc develops mechanism is analyzed based on moist thermal wind theory, relatively mesoscale convectively generated vortex, potential vorticity thinking, inertial instability theory and so on

    用濕熱成風、相對中層渦旋、等熵位渦、慣性穩定度等討論了mcc的發生發展機理。
  14. 3. the methods to improve and enhance the performance parameters of frequency synthesizer, such as phase noise and frequency stability, are discussed detailly and deeply through the linear phase model of pll which is using to implement the

    3 .利用鎖相環路的線性相位模型，詳細討論了利用鎖相環進行頻率合成時，頻率合成器的主要性能參數如相位噪聲和頻率穩定度的改進方法。
  15. At last we introduce the realization of all the parts, the problem in the circuit design and the measured data. the results show that the designed system has met the requirement. in this dissertation, direct digital synthesis technology has been used in the phase - locked frequency synthesizer, which can make full use of the characteristics of direct digital synthesis technology such as flexible output wave shape and continuous

    本課題將直接數字式合成技術用於鎖相頻率合成器中，該方法將直接數字合成的特點，如輸出波形靈活且相位連續、頻率穩定度高、輸出頻率解析度高、頻率轉換速度快、輸出相位噪聲低、集成度高、功耗低、體積小等與鎖相環路的頻帶寬、工作頻率高、頻譜質量好等優點有機的結合起來，從而在寬帶的條件下實現了比較好的雜散性能和相噪。
  16. 2. 14 the findings outlined in paragraph 2. 12 above were rejected by the staff sides of both the senior civil service council and the police force council. the main complaint about the 1986 pay level survey was centred on the defects which were perceived in the pay level survey methodology, in particular, the method of job evaluation and the valuation of fringe benefits

    政府需求繼續性之服務並希望以年資薪級，職位之相當穩定，有良好之晉升機會，及有長俸制度等事項吸引其人員，而在私營機構之僱主心目中，此等條件不一定構成重要因素。 」
  17. This paper introduces the basic concepts and importance of short - term frequency stability and phase noise, its expression in time domain and in frequency domain, the methods of measurements of phase noise and compares their advantages and disadvantages respectively

    摘要敘述了短期頻率穩定度、相位噪聲的基本概念和重要性、在時域和頻域中的表達方法以及各種相位噪聲的測量方法，並且分別比較了各種方法間的優缺點。
  18. The niche breadths of same plants vary greatly among different communities and the competitive relations of the plant species in different communities vary depending on the combined actions of the niches of the species, stable landforms and soil conditions, and annual rainfall fluctuations

    同一種植物在不同群落中的生態位寬度變幅較大，不同群落內部植物種競爭關系的差異是由物種的生態位和由相對穩定的地貌、土壤條件以及隨年際變動的降水條件共同作用的結果。
  19. 2. 12 the results of the 1986 pay level survey showed that generally, with the exception of model scale 1 and d3 and d4, the civil service remuneration package compared favourably with the those in the private sector. sufficient information had not been collected for ranks above d4

    政府需求繼續性之服務並希望以年資薪級，職位之相當穩定，有良好之晉升機會，及有長俸制度等事項吸引其人員，而在私營機構之僱主心目中，此等條件不一定構成重要因素。 」
  20. The accurately controlled signal source generates sinusoidal elastic wave accurately controlled in frequency and stable in phase to " illustrate " underground media. time signal stacker receive signal by stacking and doing fft to measure the transfer function of media. " sompi " cepstrum method retrieve group velocity travel times and decayed factors of wave element from observational data of transfer function in a limited frequency window

    精密可控震源用於產生頻率精確相位穩定的正弦彈性波以照射地層內部，信號疊加器通過對接收信號進行疊加和進行傅立葉變換的方式實現對介質傳遞函數的精密測量， 「存否」倒譜方法能夠根據一段窄帶頻域傳遞函數數據獲得時域上各個波成分的群速度傳播時間和介質衰減因子。
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