象散計 的英文怎麼說

中文拼音 [xiàngsǎn]
象散計 英文
astigmatometer
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  1. Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices

    文摘:同時考慮次近鄰諧振相互作用和三次方、四次方非諧相互作用,利用多重尺度結合準離近似方法去算晶格振動行為,發現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、反扭結型包絡孤子,解釋了自局域結構的幅度只取決于點陣中的固有參數的實驗現
  2. Firstly, this paper contrapose the disfigurements which exist in the internal gis software, the trend and technology of gis in the era of internet was discussed. secondly, using distributed computing technology to solve the problem of speed, making use of distributed database technology to settle the data distribution and share problem and utilizing distributed object technology to solve the problem of integrating the subsystems. finally, according to analysis for actual problem i have met in my developing process, this paper put forward a blue print which is very available to webgis based on distributed environment

    本文首先針對目前國內gis軟體的缺陷,對網際網路時代地理信息系統的發展趨勢和技術進行了探討;然後提出利用分算技術解決速度問題,利用分式數據庫技術解決數據分佈和數據共享問題以及利用分式對技術克服各子系統集成問題的思路,探討了在上述技術的基礎上開發動態更新的webgis ;最後通過對實際應用中所遇到問題的分析,提出了切實可行的基於分式環境的webgis解決方案。
  3. This dissertation presents a hypoelastic constitutive model with four material constants in describing the mechanical behavior of granular materials under loading. analysis results of the model have good coincidence with those of triaxial experiment of the standard sand under different relative density. the model can describe the contractant and dilatant phenomena of granular materials

    提出了一種含4個材料常數的亞彈性本構模型,來描述粒體在加載時的力學行為,本模型的分析結果與不同相對密度下標準砂的三軸實驗可較好地吻合,能反映粒體的剪縮、剪脹現,還對如何用三軸實驗數據來確定這4個材料常數,給出了適宜的算方法。
  4. To utilize hydraulic soil evaporimeter and supporting meteorology, radiation, the materials on the surface water evaporation, considering the influence of each factor of " soil - plant - atmosphere " system on soil evaporation, we set up calculating model of the soil evaporation which is suitable for the heilonggang region

    利用水力式土壤蒸發器及其配套的氣、輻射、水面蒸發儀器觀測資料,綜合考慮「土壤植物大氣」系統中的各個因素對土壤蒸的影響,建立了適于黑龍港流域的土壤蒸算模型。
  5. Corba provides us a strong distributed object computing enviroment with its strict standard, independence of providers and well support to isomerous enviroment

    Corba以其規范的嚴格性、供應商的無關性和對異構環境的良好支持為系統提供了強大的分式對算環境。
  6. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設位置環的離滑模控制時,必須針對速度環(即位置環的控制對)的參數攝動范圍採用「對參數攝動離滑模控制器的設方法」 ,以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設方法的控制效果,本文作了對比性研究,並將該設方法用於工業試驗中,取得了滿意的結果
  7. The program is applied to 1st phase project of dayao bay bulk terminals, dalian port and the result is satis factory. finally, the article discusses the problem in research and brings some advices in further research. based on systems analysis, modem computer simulation technology and technological analysis of large. sized bulk terminals, the article proposes the appliance of ooa to the research of bulk handling system and raises a concept of simulation system

    本論文針對糧碼頭系統設與運營中出現的問題,根據系統分析的方法,結合現代算機模擬技術,在對大型糧裝卸碼頭工藝系統分析的基礎上,提出了應用面向對的系統分析方法開展對糧碼頭裝卸工藝系統進行分析研究,並建立模擬系統的概念。
  8. In this paper, with the pb - zn sintering process of imperial smelting process ( isp ) in shaoguan smeltery works as study object, the design and implementation of y xl distributed control system ( dcs ) of sintering process is fulfilled as well as the development of optimal control system

    本文以韶關冶煉廠isp鉛鋅燒結過程為對,設和實現了燒結過程xl集控制系統,設和開發了燒結過程優化控制系統。
  9. To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range

    地形與反射率的關系是本文研究的一個重點。本文對崎嶇山地元的各入射光和反()射光分量進行了深入分析,在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水量、植被覆蓋( lai ) 、地形起伏和海拔高度的影響,並以元坡面定義的半球空間立體角對環境入射光進行積分,使周圍地形和天空射光均得到適當考慮,算量又在可接受范圍內。
  10. ( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given

    論文主要包括三個方面: ( 1 )分析了凹面反射的焦,給出了不同凹面反射的焦圖; ( 2 )分析了二維凹面反射波動場焦產生的原因及焦區奇性的種類,得出了二維凹面反射波動場焦區奇性主要有折疊( fold )和尖點( cusp )兩種的結論,利用辛幾何方法構造了圓錐曲面反射波動場非焦區和焦區的通用算公式,並給出了圓柱面、橢圓柱面及雙曲柱面反射的算結果; ( 3 )分析了三維凹面反射波動場焦產生的原因及焦區奇性的種類,得出了三維凹面反射波動場焦區奇性主要有折疊( fom 、尖點kusp和燕尾k )三種的結論,提出了利用辛幾何方法算三維凹面反射波動場非焦區和焦區的算方法,並給出了三軸不等橢球體凹面反射波動場的算結果剖面圖。
  11. The description of atmospheric dispersion phenomena remains quasi-empirical and statistical.

    大氣擴的說明仍然是準經驗性的和統性的。
  12. The auditorium acoustics design of the digital conference hall is to study these absorption, reflection and scattering patterns and their impact on the interior sound field, thereby improving the design to get the best quality evaluation, preventing interference of sound and sound focusing, to the widest possible that the audience will have the best hearing enjoyment

    數字會議廳堂的音質設是研究這些吸收、反射和射的規律以及它們對廳內聲場的影響,從而改進設,爭取最佳的音質評價、防止出現聲干涉和聲聚焦現,使廳內盡可能多的聽眾得到盡可能好的聽覺享受。
  13. Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle

    通過調查問卷、能力測試等途徑,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能力的19種表現形式歸納為3個層次:最基礎的再造性思維能力層次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能力為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維;化學實驗能力層次是化學學科能力的最高層次,它以思維能力為基礎,集中體現了化學教學的基本特徵,實驗能力層次包括:選用實驗方法和設實驗方案,對實驗的評價,研究和處理實驗事實、資料、數據,發現規律,表達實驗及其結果,最終解決問題的能力和發思維。
  14. This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication

    本文介紹了國內外污水處理及其自動控制系統的發展過程、當今水平和提高自動化程度的若干新技術;研究了污水處理自動控制系統的內在結構、控制規律、主要特點和設方法;選取污水處理中的典型參數溫度、溶解氧、 ph值和液位等為控制對,設了以個人算機為上位機、以8098單片機為下位機,並輔之以傳感器、變送器及相關介面單元所構成的二級集控制系統( dcs ) ;介紹了幾個主要程序模塊的設思路、工作過程,這些程序模塊是:用高級語言visualbasic6 . 0開發的上位機人機交互界面程序、數據處理和圖表輸出程序,用執行效率高的匯編語言開發的下位機數據採集與系統監控程序、上位機與下位機之間的數據通信程序,匯編語言與vb之間的轉接程序,等等。
  15. When various diameter particles are irradiated by a collimated laser light beam, light scattering phenomenon takes place, and the scattering light parameter include the information of the particles size distribution. mie scattering theory is the fundamental principle of the particle size measuring instruments and its computations are complicate

    微型化霧粒粒徑分佈測量儀的測量原理是米氏光射理論,當不同粒徑的顆粒被平行激光束照射后,發生光射現射光的參數包含有被測顆粒粒徑的信息,但其數值算量大且復雜。
  16. 5 ) the dis software is designed. it is proved to be effectively and correctly according to simulation result. it can be applied to weapon design or evaluation and operators training

    以魚雷、水面艦船為主要研究對,設出一套虛擬魚雷導引控制分式模擬軟體,以利於魚雷研製方案的評估、作戰決策的方法的驗證以及指揮人員的培訓等工作。
  17. We suggested after research mat : ( 1 ) the shortage of characteristics of the towns comes from many factors in the region. the eco - environment lacks natural beauty, the level of industrial structure is low ; the enterprises arrangement is scattered ; and the facility construction lags behind ; town management is sloppy ; town image design is lack, and there are the misunderstanding to human settlements improvement, the " acute disease " in progress of construction

    研究認為: ( 1 )區域城鎮特色的缺乏源於地域生態環境缺乏天然秀色,產業結構層次低、布局分,城鎮設施建設滯后,城鎮管理鬆懈,城鎮形缺乏,以及對人居環境改善等存在理解誤區和建設的「急性病」等多種原因。
  18. Fldd martin fowler s first law of distributed object design : don t distribute your objects

    Fldd ] martin fowler的第一篇關于分式對的理論:不要分式設
  19. In a word, this new middleware based nm model has a multi - layer and distributed architecture, object oriented design for the management information and a clear communication model based on middleware. this new model will be more flexible, convenient and efficient by no means

    總之,基於中間件的網路管理模型具有分式多層體系結構,面向對的管理對和架構在中間件上的簡化的通信模型,較以前的網管模型設實現靈活、方便、有效。
  20. The original takes the shipping power stations as the research target, and the distributing type power station automation real time monitor system was establish in the design in real time monitor system, the lower engine takes 51 scm as the core, and chiefly completes the data synchronization collecting and the power station regulates and controls ; the higher engine takes charge to display to curves, conserve historical data, report to data and print data, and so on

    本文以船舶電站為研究對,設並建立了分式的電站自動化實時監控系統。在實時監控系統中,下位機以51單片機為核心,主要完成數據同步採集、電站的調節和控制;上位機負責曲線顯示、歷史數據保存、數據報表、數據列印等功能。
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