正常振形 的英文怎麼說

中文拼音 [zhēngchángzhènxíng]
正常振形 英文
normal mode of vibration
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • 正常 : normal; regular; average
  1. This paper analyse the feasibility and necessity of examine and repair about the qiangui co. ltd of generate electricity base on the frmework of guizhou wire network and the run state and exerience of the factory. at the same time, in the base of the lucubrate and analyse of stats examine in domestic and abroad, this paper has analyse the abrupt librate of steamer generator by online data check in pancountry power plant. it acquire obvious effect and prove the applicability and feasibility about the examine in power plant by take correspond measures to ensure the normal operate of the set

    本文根據貴州電網的結構式以及黔桂發電有限責任公司機組的運行狀況和經驗,進行了黔桂發電有限責任公司實行狀態檢修的可行性和必要性分析,同時在深入研究分析國內外狀態檢修技術基礎上,對盤縣發電廠汽輪發電機組突發動事例用在線檢測數據進行分析、採取相應措施處理,使機組運行,取得了明顯的成效,同時也證明點檢與狀態檢修在火電廠的適用性和可行性。
  2. The mice showed also ageing - associated decline in oocyte quality, as indicated by increased frequency of premature chromatid separation, spindle disruption and / or chromosome misalignments in mii oocytes of aged mice. the gv oocytes from aged mice normally matured in vitro. the percentages of pronuclear - stage embryos, 2 - cell embryos and blastocyst derived from mii oocytes of aged mice by in vitro fertilization ( ivf ) were comparable with ones of young mice, but pronuclei formed 1 h later in aged mice than in young mice

    老齡小鼠gv期卵母細胞能體外成熟;老齡小鼠m期卵母細胞經體外受精后成原核期胚、 2 -細胞期胚和囊胚的比率與年輕小鼠比較無顯著差異,但原核成時間延遲1小時;在老齡小鼠卵母細胞,注射牛精子抽提物或sr ~ ( 2 + )處理時所誘發的ca ~ ( 2 + )蕩以及在減數分裂成熟及早期胚胎中的pkc分佈未發生改變。
  3. The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed

    對由前向爆轟產生驅動氣體並具有局部錐收縮截面的軸對稱激波管利用兩相比熱完全氣體的歐拉方程組和有限體積tvd格式在局部交的網格上進行了二維數值模擬。將消除兩種介質界面處數值蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。
  4. The movement of rotor is balanced ; while the quality of rotor distributes asymmetrically, the additive moving - pressure the equipment engineering company of chinese jialing group fetches in super - carb - prof ambi - whisking fan that is multi - stoves produce line runs under the circumstance of 950 or so. the leaves of fan are prone to distortion, which results in unbalanced vibration and affects the machine ' s normal movement severely

    中國嘉陵集團設備工程公司從德國ipsen公司引進的超級滲碳氣氛( super - carb - prof )多用爐生產線的氣氛攪拌風機長期運行於950左右高溫環境中,其扇葉極易變,從而造成不平衡動,嚴重影響設備的運行。
  5. Difference iterative method was used to estimate numerically director configurations in the nlc - bl037 cell in this paper. the refractive indices and phase retard of nlc in electric field was presented on the basis of the calculation of liquid crystal director distributions. then we analysed the diffraction phenomenon when the linearly polarized light was controlled by diffraction grating which was based on rectangular grating and sinusoidal phase grating models and we got it ’ s math model 。 finally we designed the nlc phase grating and we did the experiment to validate the theoretic calculation

    文中利用差分迭代法計算了向列相液晶bl037盒中指向矢分佈的計算,根據指向矢的分佈情況得到了向列相液晶的雙折射率分佈和非光通過液晶盒產生的相位延遲隨電壓變化;並在矩光柵和弦相位光柵的基礎上,分析了入射偏光通過液晶電控光柵所產生的衍射情況。
  6. A powerful tool of dynamical system analysis named normal form method is presented in this dissertation, and then it was used to analyze oscillation phenomena in interconnected power grids. using nonlinear coordinate transformation of normal forms, a fully described power system can be converted to an equivalent reduced order model, which can still use the conventional modal analysis of small signal stability problems

    論文將動力系統非線性分析的理論應用於互聯系統低頻蕩分析中,利用方法的非線性坐標變換,將高階電力系統轉化為等價的低階系統,在保留非線性信息的同時,使其仍然可以使用規小信號穩定研究的模式分析方法。
  7. But all designed software before in our country still have some weakness, for example, the conventional type of cam counld be projected by these software is very little, and used approximation by lines to curves of cam which have bigger error and more nodal points that result in chattering of principal axis. in furthermore, this software of designing cam in fact only has the function of cad. if you want to simulate and work over the designed cam in that software, you will find that you have to export it to other cad / cam system software ( e

    隨著數控加工在我國的深入開展,真實現我國的凸輪cad cam就顯得非必要,但以往的凸輪設計軟體還存在許多不足,如可設計的凸輪類型較少,大多集中於平面凸輪;且採用誤差較大、節點數過密的直線逼近法生成凸輪工作曲線,造成計算時間長,且加工中產生較大動;同時這些凸輪設計軟體基本上只具有cad功能,如果想將設計好的凸輪進行模擬和加工,就必須將圖輸出到其它通用cad cam軟體(如mastercam等)中,因此這些軟體在實際應用中總不盡人意。
  8. Q - switching test of e - o modulator was carried out, the results displayed regular rectangular optical pulse figuration without any acoustic ringing, the leading and trailing edges is 5 ns

    製作的電光開關的光斬波實驗,結果顯示出的矩開關光脈沖,上升和下降沿都是5ns ,看不出任何蕩現象。
  9. Secondly, been generalized the failure data of electrical connectors from working and testing environment, electric contact failure, insulation failure, mechanical connection failure and other failure are four mainly failure modes of connectors, moreover, built the faulty - tree to analyze their reliability level. however, contact fault failure was the most prevalent mode of electrical connectors. under natural working and reserving conditions, the contact stress decreasing, fretting and surface film growing are mainly reasons to make electrical connector failure

    其次,通過對現場、試驗場電連接器的失效情況進行統計和分析,總結出電連接器的四種主要失效模式:電接觸失效、絕緣失效、機械連接失效和其他失效,並對電連接器進行了故障樹分析,指出電接觸失效是電連接器失效的主要式,而在的工作條件下,造成電接觸失效,即決定電連接器工作壽命的主要原因是氧化膜層的生長、接觸對磨損以及磨損腐蝕物的堆積,而影響氧化膜層的生長、接觸對磨損以及磨損腐蝕物堆積的主要因素是環境動和溫度應力,為電連接器進行失效機理分析奠定了基礎。
  10. The poor flow patterns are inclined to exist in the round sump which is not designed properly and then the inlet condition of the pump is not good, which makes the efficiency of the pump unit drop and causes vibration. if there are a lot of sediments in the water flow, the problem of sediment deposition is to be solved

    集水池由於其結構的特殊性,設計不當易導致池內流態紊亂、水泵吸水條件差,繼而影響水泵的運行,導致水泵機組效率下降、動等,如果來水含有泥沙則易產生泥沙淤積。
  11. 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,實現了動信號的採集、數據文件的存儲、波的實時顯示、組態表編輯、歷史數據回放與數據分析等功能。系統的信號分析功能包括時域統計分析、時域相關分析、頻譜分析、相干分析、傳遞函數分析、解調分析以及時頻分析中的短時傅立葉變換等。經試驗驗證表明,系統運行穩定可靠,各項功能工作,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。
  12. Also the capacitance divider has the possibility of resonance with inductance component in the system, which can make a heavy over - voltage and endanger the running of equipments and power system

    而電容式分壓器屬于容性元件,可能與系統中的感性元件成諧,出現過電壓,危及設備及系統的運行。
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