節距變化 的英文怎麼說

中文拼音 [jiébiànhuà]
節距變化 英文
stechange
  • : 節構詞成分。
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  1. Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects

    尤其是在過去全球pages研究中,埋藏古木纖維素中的碳氫氧同位素分析已成為環境演研究的主要量手段。另外,對于中國這樣典型的季風氣候國家,開展樹輪穩定同位素隨季的研究具有重要的意義。我國在樹輪研究方面起步較晚,研究方法和研究內容上也比較簡單,還存在不小差,既要進一步積累基礎資料,又要做區域對比,加強與相關學科的交叉研究。
  2. Preoperative diagnoses included osteoarthritis in 14, rheumatoid arthritis in 3, tuberculosis in 1, avascular necrosis of talus in 3, and 4 equinus deformity due to miscellaneous causes

    這24位病患其術前的認斷包括有:退性關炎14例,類風濕關炎3例,結核性關炎1例,骨缺血性壞死3例,及4位因為各種原因所造成的馬足性足性。
  3. During the resonance adjustment, the sound pressure distribution, levitation force and sample positions vary symmetrically with respect to the resonant state, and the allowed adjusting range of the reflector - emitter spacing is only the order of 0. 005 / 1

    聲場調諧過程中,聲壓分佈、摘要懸浮力和樣品位置等在諧振狀態兩側基本呈對稱性。懸浮樣品所允許的反射端一發射端間調范圍只有0 . 005兄量級。
  4. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation

    研究表明,對于城市活斷層的抗干擾高解析度淺層地震勘探,在數據採集環應採用具有線性或非線性頻掃描功能的可控震源和與其相匹配的地震儀器,以及小道間、小偏移、多接收道、短排列和高頻檢波器接收的工作方法;在數據處理與解釋環,要重視折射靜校正技術、噪聲壓制技術、高精度速度分析技術、子波壓縮技術、子波零相位技術和疊前偏移技術等的應用。
  5. For the optimization function of hrsg, the cool costs is considered as the objective function and the variables are the number of row, the number of tube per row, the horizontal distance and vertical distance between tubes of the evaporator and the economizer

    建立了以bchp系統的冷量成本為目標函數,以余熱鍋爐排煙溫度、蒸發器和省煤器中螺旋翅片管管排數、每排管數、管束橫向和管束縱向為決策量的余熱鍋爐優模型。
  6. Honghu lake has a little direct impact on groundwater, but the indirect impact of which is powerful. 3. the impact on confined water from changjiang river is depressive with the distance to the riverside increasing. the confined water level changes differently in different season and region while the water level of changjiang river changes each unit

    研究結果表明: 1 、地下水埋深較淺,月平均水位以年為周期,年平均水位較小; 2 、在近岸地區降水不是影響地下水的主要因素,洪湖對地下水的直接影響范圍較小,間接影響大; 3 、長江對承壓水的影響強度是隨著離增加而遞減的,長江水位每一個單位,不同季、地區的承壓水位的響應不同。
  7. A solid - liquid fluidized bed has been designed and installed, which will be used in the heat exchanging and descale field. the experimental study for distributor design was carried out and the particles distribution in the tubes of the solid - liquid fluidized bed under different operating conditions was studied by using the ccd measure system. experimental results show that heterogeneous pores distributor which was arranged in the inlet chamber of the solid - liquid fluidized bed can improve the nonuniform distribution of particles in the pipe bundle under high flow rate. the nonuniform decreases by decreasing the mount of pore, but the solid holdup decreases too. the particles distribution is influenced by the position of the heterogeneous pores distributor

    實驗結果表明:在液固循環流床進口段安裝可調高度的孔徑分佈板,能在較高的流速下,較好的改善固體顆粒在管束中的不均勻分佈;開孔率越小固體顆粒在管束中的分佈越均勻,但管束中粒子的平均固含率也越小;分佈板的安裝高度對顆粒的分佈有很大的影響,在實驗范圍內分佈板的安裝離管束入口處越遠,顆粒在管束中的分佈越均勻。
  8. After contrasting and analyzing the two common used measure method of discontinuity, a modified method that is elaborate method of joint surveying is put forward for the first time. rational method to get spacing of joints is researched utilizing lots of statistical results. according to the theory of minimal valid length of scanline, 5m is chose as appropriate statistical section length to obtain the successive values of those indices indicating rock mass structure, they are spacing, number and total length of joint

    本文在對比分析目前兩種常用的結構面測量方法優缺點基礎上,首次提出了一種改進的結構面測量方法?理詳細精測法,並利用大量的統計結果,研究合理的間取值方法,根據間無偏差測量的最小有效測線長度理論,選擇5m作為統計區間長度,獲得了理間、條數、總長度隨洞深的連續值。
  9. Considering that the image spot occupies more pixels and can give the large part of the outline of circular spot, a new method of locating the center of laser spot based on hough transform is presented

    本文提出一種隨被測物點按檔調鏡頭焦倍測量方案,並對其設計和參數選擇方法進行了研究。
  10. It ' s found that the best absolute lateral resolution of the velocity on the hq - 13 profile is about 30 kilometer, while that of the depth parameter on this profile can be smaller than 10 kilometer. both of the velocity and depth parameter points are of 20 kilometers interval on the four profiles in yunnan region, their lateral resolution are also detected by the checker - board - test method

    檢測板試驗的結果表明, hq - 13線速度地殼速度結構橫向的最佳絕對分辨應在30km左右,該測線上界面形態橫向的絕對分辨可以達到10km以內;取速度點間和界面深度點間均為20km的檢測板試驗表明,雲南地區四條測線地殼內界面形態的橫向分辨良好。
  11. When the motorcycle is braking or slowing down, the kinetic and / or potential energy is fed back to the battery, so the running distance can be extended and the energy efficiency is improved. an asynchronous motor is employed in this new system which can overcome the traditional dc drive system bugs and to reduce the cost and maintenance. in addition, the switches of dc / dc converter switch under zero current and zero voltage conditions, which can also reduce the switch losses, electro magnetic interference ( emi ) and prolong its life

    該系統在功能上實現了車輛剎車減速或下坡制動時能量的回饋,達到能、提高能量使用效率和增加車輛行駛離的目的;採用交流異步電機,克服了傳統直流驅動系統的諸多缺陷,降低了成本,減少了維護;採用zczvs技術,降低了電磁干擾和損耗,提高了效率;另外,在逆主電路中採用ipm模塊,簡了系統結構,約了空間,提高了整個系統的可靠性和經濟性。
  12. The main technological characteristics include not only the integrated optimizing design of variable speed and constant frequency, ensuring the wind turbines to adapt to diversified wind plants with different temperatures and geographical conditions, but also the maximum wind power captured at optimized tip speed ratio below the rated wind speed and security protection of constant power output above the rated wind speed by variable pitch regulation

    主要技術特點是整體綜合優設計、速恆頻運行、適合不同氣候特點和地理環境的風電場;風機全翼展漿功率調、額定風速以下最佳速比運行最大風能捕獲、額定風速以上恆功率輸出具有安全保護功能。
  13. This thesis points out that there is an inter - action between the distribution changes and the economic development of china, the distribution innovation has important meaning in the market - oriented reform of china and having been promoted the economic development, the distribution changes are important power promoting the economic development, the distribution according to the production factors is an distribution system fitting the market economy, the distribution not according to the production factors is the important cause of the distribution gap, the present problem in the distribution system exists in the execution of the system or the concrete system arrangement, the guarantee of the execution of the distribution system fitting the market economy is the important link promoting the economic development of china

    本文認為,分配製度遷與中國經濟發展之間是雙向互動的,分配製度創新在市場改革中具有重要意義,改革開放以來我國收入分配製度上的重大革推動和促進了中國經濟的發展,分配製度遷是推動經濟發展進程的重要動力;按生產要素分配是與市場經濟相適應的分配製度,非按貢獻分配方式是我國收入分配差擴大的重要原因;我國收入分配製度方面目前存在的問題主要在於制度的執行或具體的制度安排方面,保證與市場經濟的發展相適應的分配製度的實施是推動中國經濟發展的重要環
分享友人