測流象限 的英文怎麼說

中文拼音 [liúxiàngxiàn]
測流象限 英文
stream quadrant
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • 象限 : [數學] quadrant象限儀 [天文學] quadrant
  1. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有量和容積效率、扭矩和機械效率、功率和總效率等基本特性外,還存在著困油、噪聲和氣穴等現,這些特性和現直接影響齒輪泵的質量,對斜齒齒輪泵的這些特性和現的理論研究難度較大,目前大多仍局於實驗試研究階段,而聚合物齒輪泵在輸送化工程中的高溫、高壓的粘態聚合物時特性的理論研究在國內基本還處于空白。
  2. Digital filter algorithm for coherent structures detection in wall turbulence

    法檢壁湍相干結構
  3. Quadrans muralis latin for mural quadrant was an obsolete constellation locating between the constellations of draco and bootes

    儀座是個已被棄用的星座名字,位置介乎天座與牧夫座之間,但星觀者仍然沿用這個名稱。
  4. This year, the waxing moon which sets early will have no inference at all. however, even with the most optimistic prediction and the best observing environment, there will only be around few hundreds of meteor, hardly comparable with 2001 leonids

    2006年當日,月球早已西落,不會影響觀,但即使最樂觀的估計及最佳的觀環境下,儀座星雨與2001年的獅子座星雨仍有很大距離。
  5. Although the radiant will be in constellation quadrans, do not look directly there. a distance between 40 to 60 degrees away is optimal. therefore, an observation site with unobstructed view, especially the northeast, is essential

    雖然星雨輻射點在儀座,但星出現時不一定是輻射點附近天區,而是距離輻射點40至60度的地方,所以請選擇天空視野開闊的地點進行觀,最重要是西北方無遮擋。
  6. At first, this thesis analyzed some essential elements about the system of personal houe loan and make the compare to chinese and foreign system, and established the system of personal credit evaluate ; the second, the thesis discusses the investment technique and strategy of national debt in the provident fund, and established the model about how to invest the national debt ; the third, the thesis build the forecast model about fund collecting and drawing, and make use of the combination invest theories to build model of individual loan and national debt ; at last, the thesis analyses the risk ' s inside reason of house funds with the risk type, and to give out the related suggestion to funds risk. mechanism. the thesis research show me how to make use of that some models and methods in the process of haf management and make me deeply understand the house funds

    本文首先分析了個人住房貸款制度基本要素,即貸款期、貸款利率與抵押物價值的比例、政府在個人住房貸款市場中的作用、貸款違約情況下的處置措施、個人住房貸款的動性問題,並對中外製度作了比較,建立了個人信用評分評級體系和信用評估模型,並以重慶市住房公積金為研究對做出了住房資金個貸風險評估的實證研究;其次,分析了影響國債價格走勢的因素,討論了公積金國債的投資技巧和策略,並建立了基於理論的國債投資組合模型;接下來,根據資產負債管理理論中的資金總庫法和資金分配法分析了公積金總體資金項目的來源和運用,並就此作了總量平衡模型,對住房公積金季度累計歸集金額作了直線回歸和季節趨勢比率預,運用投資組合理論建立了公積金個人貸款和國債投資組合的最優化模型;最後,探析了住房資金風險的內在原因和風險類型,從資金籌集風險、信貸回歸風險、保險機制、法律風險和政策風險五個方面為住房資金風險防範機制建設提出了相關建議。
  7. In accord with the state standard about harmonic. the harmonic permission value of tangqian line is calculated. some measurement data are shown and analyzed, and some main conclusion is drawed that the 7th harmonic voltages of tangqian line is near to the permission value, total harmonic voltage distortion ratio has oversteped the permission value. the 3th harmonic, the 5th harmonic, the 7th harmonic and the 9th harmonic current from tangqian line all overstep the permission, the largest 5th harmonic current ratio in tangsc reaches 44 %, the 7th harmonic and the 9th harmonic current in tang7c and tangsc is large maybe because the harmonic current is magnified. this paper studies the model of each element in tang yin substation

    根據有關公用電網諧波的國家標準,計算出湯牽線注入湯陰變電站的諧波電允許值,從實數據可以得出一些重要結論:湯牽線7次諧波電壓含有率的最大值接近國標中的值,湯牽線的諧波電壓總畸變率的最大值已超標;湯牽線注入電網的3 、 5 、 7 、 9次諧波電都超標;湯6c電容器的5次諧波電含有率較高,最高達到44 ;湯7c和湯8c電容摘要器的7次和9次諧波電含有率偏高,原因可能是發生了諧波電放大現
  8. It is provided by the result of observing for the trial of pile, if the cast - in - place is constructed according to strict technological process, the limit load - bearing capacity of single pile is more larger then its calculational value, and under the function of the most trial loading, the frictional drag haven " t occur yield in every major loading layer, so the pile have greatly safety reserve in engineering

    樁試驗的觀結果證明,按照嚴格工藝程施工的鉆孔灌注樁,其單樁極承載能力遠大於計算值;在最大試驗荷載作用下,各主要持力層均未出現摩阻力屈服現,樁有較大的工程安全儲備。
  9. Qiandaohu lake was very famous for its clean water quality. but in recent years the water body has become seriously eutrophic especially during summer months in some areas of the lake and came to the attention of national, provincial and city environment protection agency. the main objective of this study involved the following : sampling and monitoring water from the lake ; water quality assessment and biological assessment ; ascertain the limiting factors for phytoplankton growth ; fuzzy cluster analyse of water pollution of all sampling points ; predicting total phosphorus concentration in the lake by using static models ; setting up regression models and their application ; setting up an eco - dynamic model and its simulation

    本研究根據1998 - 2000年連續監數據,對千島湖進行了水質評價和生物評價;分析了千島湖水體富營養化的制性因子;同時根據千島湖各個取樣點的污染狀況,對千島湖進行水環境質量區劃;利用前人的經驗統計模型預了千島湖現有的磷濃度水平及治理所需要削減的污染物負荷量;並且組建了多個回歸統計模型,運用這些模型預千島湖水體中的總磷濃度;最後根據多年水質、底質、生物等方面的監數據以及千島湖域的氣和社會經濟狀況的資料組建機理性的千島湖富營養化模擬模型。
  10. Firstly, the basic character of the remote filed eddy current is simulated and analyzed in case of two - dimension axial symmetry which approves the existence of remote filed eddy current phenomenon ; the full circumferential defect model is investigated to approve the feasibility of using the rfec techniques to detect the position and depth of defect ; the pit corrosion 、 circumferential and axial crack models are simulated, and the defect character based on voltage plane polar plot and the changes of phase and amplitude are analyzed to supply the standard for defect reconfiguration

    首先,在二維軸對稱情況下模擬與分析了遠場渦的基本特性,證實了遠場渦的存在;對全周向缺陷的遠場渦進行了詳細研究,證實了遠場渦缺陷位置和深度的可行性;對點狀腐蝕、軸向與周向裂紋三種非軸對稱缺陷進行三維有元模擬,利用相位差和幅值變化曲線與電壓平面極坐標圖對缺陷特徵進行分析,為缺陷形狀重構提供了依據。
  11. The approach of physical model will take longer time and charge more money although it will give us some direct impression. because of the restriction by mode scale, velocity measuring is quite difficult. especially the flow feature is difficult to describe accurately

    盡管物理模型實驗給人較為直觀的印,但投資較大、周期較長,由於受模型比尺的制,量十分困難,尤其是水下態難以得到準確描述。
  12. Firstly, the current testing localization in the detection of electric bow is analyzed and the new system ' s whole construction developed in this thesis is introduced ; in the 2rd chapter, the embedded 110v dc power supply is analyzed and constructed, and with experiments, some dissonant results such as the fluctuation of output pwm ( pulse width modulation ) pulses, the power noise added to output voltage, and the drop of output voltage have been analyzed and the problems have been broken down one by one ; in chapter 3, stepping motor ' s drive has been systematically dissertated, and combing stepping motor ' s subdivided drive technology, the author develops an intelligent mini - step driving circuit using a main - sub microprocessor structure, which is validated in the hybrid stepper based system ; in the 4th chapter, liquid crystal driving and displaying technology is specified in detail, with one sort of lcd modules ( tlm12864h ), the author develops an feasible circuit for the new testing system, designs a menu mode based program struc ture and brings here some programming codes using franklin c51 programming language ; in chapter 5, the above built system is used in the electric bow ' s practical detection, and the differentiating rate of this system is analyzed

    論文首先分析了目前機車受電弓檢修方式存在的局並概述了本論文研製的受電弓試系統的體系架構;第二章對系統內置110v直控制電源進行了分析和設計,結合試驗對輸出pwm振蕩、輸出電源噪聲大、輸出電壓下跌等現進行了分析並提出解決措施;第三章論述了步進電機的驅動,結合步進電機微步驅動技術研製了基於上下位單片機組的混合式步進電機智能驅動電路,並在試驗中得以驗證;第四章詳述了液晶驅動及顯示技術,利用一款液晶顯示模塊tlm12864h研製出本系統用液晶顯示電路,設計了菜單式的程序結構並以franklinc51編程方式給出部分子程序代碼;第五章則將以上構建的整個系統應用在機車受電弓的實中,並對試解析度進行了分析。
  13. Based on abroad consultations and studies on national and foreign related datum, mainly taking shenzhen luohu fracture zone for research object, and by means of analysis on locale monitoring datum analysis, laboratory routine rheopectic testing, finite element numerical simulation and appraisal of gis stability, a few of conclusions can be summarized as the following : ( 1 ) analyzing present and past geological reconnaissance datum and reports of stability appraisal in luohu jiancheng district and synthesizing a mass of crustal stress monitoring datum and huangbeiling faultage f8 monitoring datum, and combining closely with practical engineering activity in luohu district, characteristics of crustal stress distribution is deeply discussed, which has an important guiding meaning for studying region stability and underground structure safety in luohu district

    本文在廣泛查閱、研究國內外有關資料的基礎上,主要以深圳羅湖破碎帶為研究對,通過現場實際監資料分析、室內常規變試驗、有元數值模擬以及基於gis的穩定性評價,可以得到以下幾點結論: ( 1 )分析了羅湖建成區以前和現今的地質勘察資料、穩定性評價報告,綜合大量的現今地應力監資料和黃貝嶺f8斷層監資料,緊密結合羅湖建成區的實際工程活動,深入探討了羅湖區的地應力分佈特徵,這對于研究羅湖地區區域穩定性和地下建築物的安全性具有重要的指導意義。
  14. Based on electrical capacitance tomography ( ect ) system of 8 electrodes as the main object, this paper discusses the measuring of the oil and water two - phase flow, its structure and principle for work, and the construction of finite element model, so as to make field plotting

    本文以8電極電容層析成像系統為對,研究了油水兩相的檢問題。介紹了電容層析成像系統的結構和工作原理,建立了系統的有元模型,並以此為基礎對場域進行剖分,採用了三角形單元剖分和四邊形單元剖分兩種剖分形式。
  15. The influence of illumination conditions on the detector and temperature in sample cell was investigated. and a method of calibrating laser trap stiffness using brownian motion in the condition of low sampling frequency was studied. furthermore, in order to study the mechanisms of polymerizaton and depolymerization of tubulin under different conditions such as ph, temperature, and biological factor, a flow sample cell with temperature - control system was designed and fabricated

    在本課題研究中,一方面,我們建立和完善了一套國內領先的可以進行納米量級位移及pn量級力量的光鑷系統,對光鑷系統本身的一些相關技術做了進一步的研究,提出了在低頻響條件下用布朗運動量光阱剛度的方法,研究了光鑷系統中照明條件對樣品池中溫度及四量系統的影響,並設計製作了用於微管實驗的動樣品池,實現了對池內溫度的控制。
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