wave crest 中文意思是什麼

wave crest 解釋
波頂
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪；碎浪； 〈the wave（s）〉 〈詩〉海。2 波動；波狀...
  • crest : n 1 雞冠；冠毛。2 羽毛飾，（盔上的）飾毛，翎毛，頂飾；〈詩〉盔。3 （山）脊，山頂；（浪）峰，浪頭...
  1. Fragments of powdery cloud like spray flung from a wave crest, sprinkled the radiant, lake-blue heaven.

    幾片碎雲，象從海峰上噴出的水花，散落在蔚藍色的天空，閃爍著銀輝。
  2. As the university cheering team captain, she has always been involved crest of wave, loved deeply by boys

    是大學的啦啦隊隊長，向來是風頭躉，深受男生愛戴。
  3. For the bldcm which has a general crest width of the back - emf waveform, two kinds of torque ripple conditions when drived by sine - wave current as well as by square - wave current are deduced based on the mathematical models. in addition, a comparison is carried out between these two conditions, which indicates that sinusoidal current driving is more favorable to minimizing the torque ripple when the crest width of the back - emf waveform is less than a certain value

    闡述了抑制齒槽轉矩措施對反電動勢波形的影響，利用無刷直流電機的數學模型推導並比較了任意平頂寬度梯形波反電動勢在正弦波和矩形波兩種電流驅動下的電磁轉矩脈動情況，得出在梯形波平頂寬度減小到一定數值后採用正弦電流驅動更有利於減小電磁轉矩脈動。
  4. The wider range of the directional distribution of wave energy, the shorter of the mean crest lengths and the wider range of the distribution of crest directional angles. the crest height and crest length show a high relativity while the crest heights are low and become independence at very high crest height

    獲得了波峰長度的統計分佈、波峰長度與波峰高度的聯合分佈、波峰高度與波峰長度相關性、波峰長度與波峰方向角的聯合分佈以及波峰在一個大面積海域中的出現概率等結果。
  5. Statistics of wave crests with different directional spreading parameters and different directional functions are obtained and discussed. jonswap spectrum and the directional function suggested by mitsuyasu, donelan and wen respectively are employed in the analyses. statistical distribution of wave crest characteristics such as crest length, crest height, and directional angles based on the above - mensioned numerical simulation of 3 - d random waves are analyzed

    以jonswap譜為頻譜，選取光易型方向函數（含三個參數） 、 donelan方向函數以及文氏方向函數等不同的方向函數進行模擬，對得到的波峰形式進行比較，分析了方向函數對波峰長度統計值的影響。
  6. The distance between one peak or crest of a wave of light, heat, or other energy and the next corresponding peak or crest

    波長光、熱或其它能量波的一個波峰或波谷與下一個對應的波峰或波谷之間的距離
  7. Harold wilson, a man convincing to many and a great orator, was riding the crest of the wave.

    能言善辯，深得眾人信服的哈羅德威爾遜正處在最走運的時期。
  8. Heat transfer is enhanced because the falling film in the wavy wall tube is affected by the wave crest and through of the wavy wall

    由於受到波形管上波峰和波谷的交替作用，管內降落液膜的流動狀態發生改變，使傳熱得到強化。
  9. The hissing crest of the huge wave bites at your shoulder.

    發出嘯聲的巨浪的浪峰劈頭蓋腦地向你襲來。
  10. A wave with a crest of foam

    白浪帶有泡沫波峰的浪
  11. We discussed the main characteristic parameters of seismic kinesiology and dynamics of mine engineering fracture zone, including relative amplitude, phase time of wave crest, similarity factor, principal frequency band energy, 3 - d space time gradient and coherent coefficient et al., and puts forward the processing method of 3 - d seismic characteristic parameters about denoise - smoothing, generalization, correlation analysis, characteristic transformation ; and presents the method of pattern recognition of mine engineering fracture zone

    摘要本文從時間域、頻率域、三維空間域介紹了礦山工程裂隙破碎帶主要的地震運動學、動力學屬性參數，包括相對振幅、波峰相位時間、相似系數、主頻帶能量、二維空間時間梯度和相干系數等，提出了礦山工程裂隙破碎帶三維地震屬性的去噪平滑、歸一化、相關分析、特徵變換的處理方法以及裂隙破碎帶的模式識別原理與方法，並用實例說明了該方法的應用效果。
  12. Liquid flows through the holes under wave crest, gas flows through the holes under trough and neither liquid nor gas flows through the holes under the wave middle that means the holes are blocked

    波峰對應的篩孔通液，波谷對應的篩孔通氣，波腰對應的篩孔處于阻塞狀態。
  13. 2. firstly this paper introduce the whole machine balancing principle and method for dual - rotor systems with little rotating speed difference firstly, then discuss key points such as picking up base signal, picking up " pai " signal, measuring rotor speed, capturing the value of wave crest and through, calculating the phase values of unbalanced weight, processing odd phases and finding each rotor ' s amplitude. on the foundation of above theories, using signal process technique and chip microprocessors technique, we developed a portable intellectual instrument, the first domestic device. which can balance dual - rotor system with little rotating speed difference quickly and accurately

    本文從不解拍整機動平衡原理出發，在詳細討論基準信號、拍振信號的提取；轉速的測量；拍峰、拍谷的捕捉：不平衡相位的求法、特殊相位角的處理；內、外轉子幅值的確定等關鍵問題的基礎上，應用信號處理技術和單片機技術研製成功國內第一臺性能穩定、操作簡單、成本低廉且平衡速度快，平衡精度高的便攜式微速差雙轉子現場整機智能動平衡儀。
  14. According to experiment result of filled fluid structure, analyze the attenuation instance of explosive wave crest value on the instance of infused fluid and no infused fluid, and put up elementary theory analysis, calculate result and experiment result receive better agreement

    根據注液結構爆炸實驗結果，分析注液和沒有注液兩種情況下的爆炸波波峰值的衰減情況，並進行初步的理論分析，計算結果和實驗結果得到了較好的吻合。
  15. Economy cycle accents the process of economic expand and economic contract appear alternatively and repeatedly. but economic fluctuation is the basic form of economic cycle, so economic cycle or economic cycle fluctuation is the state of macro economic expand and abstract appear alternatively, wave crest and trough circulates round, economic recovery and depression circulate round

    一方面，經濟波動強調的是經濟實際增長曲線與趨勢增長曲線的偏離現象，而經濟周期則指的是經濟擴張與經濟收縮交替進行、反復出現的過程，它們有著不同的側重點；另一方面，經濟周期必然是以經濟波動為基本形式的。
  16. In the modern power system, acute fluctuation of load lead to great difference of wave crest and trough, abundance non - linear load make severe aberrance of current and voltage wave. these factors make remarkable increase of error of energy metering and unrational billing

    現代電力系統中，負荷波動劇烈使負荷峰谷差值很大，大量的非線性負荷使電流、電壓波形畸變嚴重，這些因素使電能計量誤差顯著增大，並使計費不合理。
  17. Considering the difference of time that the wave crest reaches the adjacent platforms, the adjacent offshore platform vibration control with viscoelastic dampers is studied as well. the results show it is effective to control the vibration of offshore platform with viscoelastic dampers

    考慮波浪峰值先後到達相鄰平臺的時間不同，研究了採用粘彈性阻尼器的相鄰海洋平臺的振動控制；分析了利用粘彈性阻尼器對海洋平臺進行振動控制的有效性。
  18. First of all, this paper introduces the whole design project and interrelated knowledge about non - destructive detection, ultrasonic detection, and phased - array ultrasonic detection then the paper depicts the principle of phased - array focus and abstracts a set of math model and feasible arithmetic on the base of the real parameter of the system. put forward several problems that exist during the course of system development and program. introduce some measures of distinguish that are often used in non - destructive detecting and echo wave crest

    然後在文中以較大的篇幅，描述了相控陣聚焦的原理，並根據該系統的實際參數，抽象出一套數學模型和可行的演算法，在此基礎上提出了在系統開發過程及編程實現過程中存在的一些問題；介紹了在無損檢測中缺陷的分類和對回波峰常用的識別方法，詳述了系統開發過程中使用的其中一種識別方法，即判別是否存在缺陷的演算法，並給出實現之的部分核心程序；詳述主控程序如何控制各部分並協調各相關軟體的工作，使整個系統發揮最高效能，並給出主要設計框圖和程序。
  19. The basic features include a crest ( the highest point of the wave ), a trough ( the lowest point ), a height ( the vertical distance from the trough to the crest ), a wave length ( the horizontal distance between two wave crests ), and a period ( which is the time it takes a wave crest to travel one wave length )

    它們的基本特徵包括浪峰（波浪的最高點） 、波谷（最低點） 、浪高（從波谷到浪峰的垂直距離） 、波長（兩個浪峰間的水平距離）和周期（海峰走過一個波長所需的時間） 。
  20. The fault location principle that utilizes traveling wave is used in the small current grounding power systems firstly in my paper. using the powerful function of wavelet in the face of singular detection, the time that the wave crest arrives are detected and the fault location is realized. this paper provides a new approach for the research of equipment of the single phase grounding fault location and makes a significant step for the improvement of automation level in the distribution systems

    本文將行波故障測距原理在小電流接地系統中進行了初步嘗試，利用小波變換對奇異性檢測的強大功能，檢測行波波頭的到達時刻，實現故障測距，為小電流接地系統單相故障測距裝置的研製開辟了新的途徑，為配電網自動化水平的提高邁出了重要的一步。
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