波動歷時 的英文怎麼說

中文拼音 [dòngshí]
波動歷時 英文
wave duration
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ名詞1 (經歷) experience 2 [天文學] (歷法) calendar 3 (歷書; 年鑒; 歷本) almanac Ⅱ動詞(經...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 波動 : 1 (不穩定) undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave (motion); wave...
  • 歷時 : last; take
  1. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片理論建立迎浪規則中船舶非線性運方程,通過域步進求解獲得船舶剛體運的穩定,進而給出與船體各橫剖面瞬吃水相對應的靜水壓力變化、入射壓力、繞射壓力、輻射壓力和浪沖擊壓力諸分量。
  2. The company is a matter of professional re - produced video product design groups, companies established in 1997, bing on " efficient, pragmatic, self - confidence, i solemnly declare " entrepreneurship, after four years of growth, has mastered the television advertisements taken, recorded, and compiled 3d integration of advanced technology with a moment of the latest industry dynamics, constantly seeking innovative, rich in the spirit of professionals with various professional camera box machines, non - linear editing equipment class digital compression equipment, like high - quality creative, sophisticated quality of the production, enterprises and individuals to strive for excellence fuel

    本公司是一家專業重事影視產品設計製作的團體,公司創建於1997年,秉存「高效、務實、自信、律己」的企業精神,經4年的成長,已掌握影視廣告攝、錄、編三維一體的先進技術,擁有一批刻把握行業最新態,不斷追求創意、富有開拓精神的專業人才,配備各類專業攝箱機、非線形編輯設備,一流數碼壓縮設備,願以高品位的創意,精良質素的製作,為追求卓越的企業及個人推助瀾。
  3. The writer studies the developed steps of real estate industry in the above - mentioned period and describes its generation mechanism, characteristics and cause of business cycle fluctuation of real estate industry in the period of our economy system shift. it is necessary to point out that policy cycle fluctuation should be a fundamental cause on business cycle fluctuation of real estate industry in china. writer here jumps at the conclusion that the recovery phase and depression phase of business cycle in our real estate industry should be later than the expansion phase and decline phase

    該部分內容由第3章構成,即從房地產經濟周期的一般研究轉到對我國房地產經濟周期進行分析,從總體上看,改革開放以來我國房地產業的真正形成與發展只有20年的史,通過對這一短期中國房地產業發展的探討,指明轉軌期中國房地產經濟周期的一些主要特點,同指出我國房地產經濟周期形成機制與原因,當前我國經濟轉軌期,政策周期是房地產經濟周期的根本原因,並從理論角度分析了房地產經濟周期與宏觀經濟周期在各個階段間的相互關系,得出我國房地產經濟周期相對于宏觀經濟周期來說在復甦期和蕭條期滯后,但高漲期和衰退期卻先行的結論。
  4. We calculate a model with angular momentum loss caused by gravitational radiation, and find that the binary undergo cyclic evolution as well. however, the period of the cycle becomes shorter, and the ratio of the time spent in the semi - detached phase to the time spent in the contact phase in a cycle becomes smaller

    我們計算了由引力輻射引起雙星系統的角量損失的演化模型,發現雙星系統還是經循環演化,不過循環的周期變短,且雙星系統的每一個循環處在半接狀態的間與處在相接狀態的間之比變小。
  5. 3. through analyzing the erosion energy characteristic of different rainfall capacity, rainfall duration, and runoff depth classes, we draw that rainfall kinetic energy and runoff energy presented positive correlation with the rainfall duration. and presenting the fluctuation change with extension that rainfall duration ; runoff energy increase with increase of runoff depth

    ( 3 )通過分析不同降雨量、降雨、徑流深量級中侵蝕能量特徵,得出降雨能和徑流能量都與降雨量基本呈正相關;隨降雨的延長呈性變化;徑流能量隨徑流深的增加而增加。
  6. Preliminary approach to sea - level change in china basing chinese historical documents

    從史料記載看中國期海面
  7. But for a variety of reasons, the peasants " material interests are frequently damaged, whose protection and realization assume a fluctuating phenomenon in the process of the spiral ascending, that is, totally they develop increasingly, but they are sometimes good and sometimes bad in the different historic periods, so the protection of the peasants " material interests has been in a unstable situation all along

    但是,由於種種原因,農民物質利益也常受到損害,其保護和實現在螺旋式上升的進程中呈現出一種現象,即在總體上雖日益發展,但不同的期仍表現為壞,農民物質利益的保護一直處于不穩定狀態。
  8. China is one of the countries which are harmed by storm surge both tropical and temperate cyclones, the disaster of storm surge can occure every seasons and from south to north in china ' s coastal area. based on the analysis of the features of temporal and spatial changes of storm surge disaster in the recent 50 years, this paper focuses on the frequency changes of historical records in recent 500 years and measured data in recent 50 years of storm surge disaster and the relationships between storm frequency change and climate fluctuation. meanwhlie, the effects of future increase in the frequency of tropical cyclones landing or affecting china and relative sea level rise with global warming on storm surge disaster of china ' s coastal area also discussed. the results show that, in recent 500 years, there are direct relationships between storm frequency change and climate fluctuation, i. e., high global mean temperature correspond with high storm frequency and low mean temperature correspond with low storm frequency. storm surge disaster in china ' s coastal area will be exacerbated with global warming

    中國是全球少數幾個同受臺風風暴潮和溫帶風暴潮危害的國家之一,風暴潮災一年四季,從南到北均可發生.本文基於中國沿海近50年風暴潮災間變化和空間分佈特點的分析,著重探討了近500年全國及長江、黃河、珠江三角洲的史記錄和近50年實測風暴潮災發生頻次的變化及其與氣候的關系,並對未來全球變化背景下,中國沿海風暴潮災的變化趨向進行了討論.結果表明:近500年來,中國沿海的風暴潮災在氣溫較高的偏暖段比氣溫較低的偏冷段明顯增多.近50年實測臺風暴潮災的變化也是如此,而溫帶風暴湖的變化則與此相反.未來全球變化引起的登陸影響中國的熱帶氣旋頻次增加和相對海平面的上升,均將導致風暴潮災呈加重的趨向
  9. The native stories and novels which were created by zhou li - bo reflected vividly and really the true time theme of socialist new rural construction in the time of 1950 ' and 1960 ' with content of cmbination of political events and literature artistic methods however, his novel also displayed the farmers high spirit of taking socialist road and the errors of this historical advance

    摘要周立的鄉土小說採取寓政治風雲於民俗風情的藝術表現方法,充分真實地、生形象地反映了我國20世紀五六十年代社會主義新農村建設的代主題、農民群眾走社會主義道路的精神風貌和這一史進程中存在的失誤。
  10. The software also can be used as a diesel engine vibration real - time monitoring system, it can display the vibration wave when the diesel is working, analyze the real - time vibration data, and print the analyze results in reports forms

    ,該系統還能夠用於柴油機振狀態監測,對振形進行實顯示,實分析,對史振加速度生成報表等。
  11. A psychologist at the beijing child research institute advised us not to isolate him socially - in fact, we were warned that keeping him at home might worsen the maladaptation

    去年十月全班在洛陽做文化考察非由於身體不適而引起情緒,教史的胡老師就一直照顧他,非的外籍英語老師也非常和藹可親。
  12. The system is compatible with the various different types a / d converters, carry out the functions of the vibration signal sampling, the saving of data file, the timely wave showing, the configuration table edit, the former data return and data analysis etc. the functions of signal analysis include the time field statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short fourier transformation of the time and frequency field etc. experiments verify that the system carry out stably and credibility, various functions is achieved, has precise analyzing results, high calculating speed and high precision, the expected targets have been reached

    該系統可以兼容多種不同型號的數據採集設備,實現了振信號的採集、數據文件的存儲、形的實顯示、組態表編輯、史數據回放與數據分析等功能。系統的信號分析功能包括域統計分析、域相關分析、頻譜分析、相干分析、傳遞函數分析、解調分析以及頻分析中的短傅立葉變換等。經試驗驗證表明,系統運行穩定可靠,各項功能工作正常,數據分析結果準確、運算速度快、精度高,達到了預期設計目的。
  13. After the normalization of diplomatic relations, the sino - japan relation has experienced the renewal period in 1970, the development period in 1980 and the fluctuation period in 1990. now, in the 21st century, the relation comes into a new period of stable development

    恢復邦交正常化以來,中日經濟關系的發展經了1970年代的恢復期, 1980年代的發展期和1990年代的期,步入21世紀后又進入了全新的穩定發展期。
  14. Generally speaking, the algorithm of terrain contour matching is adapted to be used in cruise missiles which made fight path prior for that this algorithm is not a real - time system for it makes use of historical terrain data. while kalman filter algorithm is a real - time, rapid calculation system. which is appropriate for pilot or pilotless aircraft

    得出,地形輪廓匹配演算法使用史地形數據,實性差,比較適合事先規劃好航跡的導彈使用:卡爾曼濾的方法有較好的實性,計算速度快,很適合有人無人駕駛飛機的機飛行要求;小分層只是對地形信息做了高低頻分解,其本質還是相似性度量演算法,但它有效的降低了匹配演算法的計算量。
  15. Through real - time, accurately and fast measuring and controlling of the parameters such as pressure, torsion and rotational speed, the system can calculate out the shim thickness needed with axial according to the size relations of measuring platform, display the shim ' s storehouse number and their parameters, draw the wave form trends as well as store and type the historical data

    系統通過對壓力、轉速等參數實、準確、快速的測控,根據基準測量平臺的尺寸關系能準確的計算出軸向所需的墊片厚度,並能實現系統所要求的墊片庫號及參數值實顯示、態繪制、史數據存儲和列印等功能。
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