最大周轉量 的英文怎麼說

中文拼音 [zuìzhōuzhuǎnliáng]
最大周轉量 英文
atk
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ名詞1 (圈子; 周圍) circumference; periphery; circuit 2 (星期) week 3 [電學] (周波的簡稱) c...
  • : 轉構詞成分。
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength

    由於準相位匹配技術有其獨特的優勢,可以利用非線性光學晶體的二階極化張,如ppln 、 pplt 、 ppktp用的非線性極化張都是d _ ( 33 ) ,其有效非線性系數高出普通非線性光學介質(如bbo 、 lbo 、 ktp )一個數級,而且可以人為靈活設計調制期,通過期設計其頻率變換范圍可以覆蓋準相位匹配介質的整個透明波段,選擇無走離效應,解決了常規pm難以解決的問題,拓寬了非線性晶體的應用范圍,極地提高了頻率換效率,已成為非線性光學材料和固體激光器的研究熱點之一。
  2. The structures and dynamic changes of the artifical sand - fixing vegetation were studied based on the follow views : components of vegetation community, plant diversity, life - forms of vegetation, trends of plant growth, characteristics of the vertical and horizontal structure of vegetation, relationship between the vegetation community and environment ( including soil moisture temperature etc. ), relationship between the vegetation community and characteristics of plant physiological activities. some results were showed as follow : 1. components, diversity and life style of artificial vegetation in shapotou region the marked changes of artificial vegetation have taken place during more than 40 years, since the establishment of sand - fixing vegetation

    本文以騰格里沙漠東南緣寧夏中衛縣沙坡頭地區人工固沙植被作為研究對象,採用傳統生態學的野外調查方法,從植被群落的組成、多樣性、生活型、群落生長動態、垂直結構特徵、水平結構特徵、群落結構與圍環境(土壤含水、溫度)相互關系及其與植物自身生理生態適應特徵關系等多個角度研究了人工植被群落的結構及其動態變化,取得了如下研究結果: 1 、植被群落組成、多樣性及生活型:沙坡頭地區人工植被經過近50年的演變,從流動沙丘到固定沙地,沙地植被的動態變化經歷了從人工植被到人工?自然植被的變,從人工植被建立初期的少數幾種引種植物到現有30多種植物,隨著固定沙地時間的延長,植物種類日趨豐富,並且人工植被在15 25年、 40 50年兩個階段,物種的速率,即群落結構變化
  3. Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material

    研究表明:電解液的配製過程中,氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響,其中溶液ph值是主要的影響因素;在儀器的使用條件探索中,理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍,並發現循環伏安掃描速度和掃描期對電鍍結果也有較影響;混合氧化物的共沉澱是目前研究熱點,在此選用與釕同一族的銥作為共沉澱元素,銥的加入會阻礙氧化物的沉積速度,銥的比例超過50 %會使沉積作用停止,但是二元氧化物的協同作用使沉積的活性物質比容提高;一定溫度下退火后處理作用會使水合釕化物變成混合價態的氧化釕,從而提高活性物質的穩定性。
  4. The selection model of feeder stop is set up on the aim of maximal passengers transfer quantity. and feeder efficiency model on the aim of max feeder effect per cost is proposed. then cover efficiency model on the aim of max cover effect per cost is presented

    以站點換乘客運為目標,構建了接運站點的優化選取模型;以單位費用的接運效率和單位費用的覆蓋效率為規劃目標建立接運效率模型和覆蓋效率模型。
  5. Concerning payment terms, as you purchase a big quantity, the total value is large, if your payment last for a long time, it may affect our current flow, and affect whole company operation furthermore. we hope you can take this into considation, make a favorable payment terms

    但是在合作期間你們的采購數較多,從而貨物的貨值也是較的,如果結算期稍長的話都會對我們的資金造成很的壓力,這樣對我們整個公司的運作都會造成影響,所以我們希望你們能考慮到我們的實際情況,在結算期方面給予我們優惠的建議
  6. ( 3 ). the flattening arithmetic of an edfa was presented based on the inter - correlative function between the gain spectrum function of the edfa and that of the reserve transmission spectrum of the lpfg. for optimal matching between the two spectra, the flattening arithmetic calculates the variation of the resonant amplitude and wavelength of the lpfg

    Iii .提出了一種動態增益均衡的平坦演算法,這種演算法的本質就是利用摻鉺光纖放器增益譜函數和新型長期光纖光柵的透射譜反譜函數的相關性,給出新型長期光纖光柵諧振峰幅度和位置的調節,使改變后的新型長期光纖光柵的反譜線能和edfa的增益輸出譜線進行佳匹配。
  7. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理,確定像移補償方案,並根據像移補償原理設計補償機構;分析與設計掃描反射鏡系統結構,根據材料線膨脹系數一致原則,選擇反射鏡及其背部支撐的材料;由掃描反射鏡在擺掃期內的擺掃角速度確定力矩電機的額定速,根據負載力矩確定電機的額定距,綜合電機外型尺寸等因素,確定執行元件? ?電機的型號;根據所選電機的參數指標,設計1 : 6速比的減速器;利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕化設計與優化;設計反射鏡柔性支撐結構,並通過軟體分析支撐結構的力學特性,驗證反射鏡柔性支撐結構設計的合理性;從原理上研究掃描反射鏡控制系統功能;進行系統精度測試,測試結果表明掃描反射鏡系統設計的合理性。
  8. The fluorescence spectrum ( fls ) of lra excited at 280nm and 295nm showed a maximum peak at 338nm. the characteristic peak of tyr did not exist, and it showed that the fluorescence energy of tyr was transformed to trp and strength the fluorescence of trp. when lra was excited at 295nm, the fls showed a maximum peak at 338nm, the max of fluorescence emission spectrum blue - shifted more than 10nm compared with the max of free tyr ( 348nm )

    Lra的熒光光譜研究表明在激發光波長為280nm時,其熒光發射峰在338nm處,熒光光譜未見有酪氨酸( tyr )殘基的發射峰,表明tyr殘基的熒光基本上通過能移到trp上,使熒光強度增強,在激發光譜為295nm時,其熒光發射峰338nm ,比游離trp的熒光發射峰( 348lun )藍移了近10nln ,說明trp圍的極性較弱,處于疏水的微環境。
  9. As the largest and latest - established cargo airlines in china, air china cargo has the widest international route network and leading throughput of cargo and mail in china. however, its status is being threatened by both domestic and international airlines

    作為中國規模,國際航線網路豐富、貨郵持續領先、國內成立晚的貨運航空公司,受到了來自物流、快件公司、綜合運輸商、代理的重重擠壓。
  10. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    ( 2 )建立了具有非線性剛度的子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程,並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為,利用子響應的分岔圖、lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的期運動、擬期運動、倍期分岔、混沌等運動形式的化與演變過程,重點研究了非線性剛度、速、偏心質等系統參數對碰摩故障子系統的分岔和混沌行為的影響。
  11. The genomics dna of the transformants was extracted and assayed by pcr with nptii primer camv35 / cp primer and the results indicated that the chloroplast shsp gene has been integrated into the genomics of the tomato. then the transgenic tomato were exposed to low temperature ( in winter, on natural condition, the top temperature was 15 ? and the lowest temperature was 5 and a set of physiology parameters were measured after 6 weeks. the results were shown as follows : 1 ) effect on growth height of the transgenic tomato and the control plants after 6 weeks at low temperature showed that the transformants had been grown faster than the control. in addition, the leaves of the control plants appeared to be much reder than the transgenic tomato, and the change were obvious followed by far from the treated time at low temperature, which suggested that the constituently expression of the chloroplast shsp had some protective fountions to the tomato at low temperature

    提取基因番茄基因組dna ,分別以npt和35s cp引物對其進行pcr分析,結果表明葉綠體shsp基因已整合進番茄基因組中;對基因番茄進行低溫處理(冬季,自然條件下(無加熱的溫室) ,白天高溫度15 ,夜間低溫度5 ) ,生長6后,檢測基因番茄的系列生理指標,主要結果如下: 1 )生長勢:測基因番茄與對照(未基因番茄)的株高,結果顯示基因植株生長明顯快于對照,且從外觀上看到對照葉片發紅程度遠基因植株,隨著低溫時間延長,對比更加明顯,說明葉綠體shsp的組成性表達在低溫下對番茄具有一定的保護作用。
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