速度穩定時間 的英文怎麼說
中文拼音 [sùdùwěndìngshíjiān]
速度穩定時間
英文
speed recovery time- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
- 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
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As the world economy goes to reginonalization, collectivization, the district economy is be coming more and more important in the world economy. the members of all the district economy organization make the inner - reginal trade, the movement of elements, the speed of economy increasing constantly because of the advantages of arens, resources and mutual supplements of economy structures, meantime, the members, who is not in the exclusivism andtrade protectionism, so china must make strong economic relationship between the countries ane areas nearby in order to develop the economy stably and taking eonomic cooperation and join the system of inter - reginal economy cooperation
隨著世界經濟呈現出區域化、集團化的趨勢,區域經濟圈在世界經濟中所佔的地位也在逐步提高,各區域經濟組織成員由於地緣、資源優勢、經濟結構互補等原因,使得區域內部的貿易、要素流動、經濟增長速度不斷增加,同時,對于區域經濟組織外的非成員則不可避免地造成排外主義及貿易保護主義。所以,對中國而言,為促進經濟的持續穩定增長,就必須加強與周邊國家及地區之間的經濟往來,同時要進行全方位、多層次的區域性經濟合作,進而參與到國際區域經濟合作的體系中。In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue
? ?門)駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌跡的方法,提出檢測駕駛員疲勞平衡穩定指數,在不同狀態下(傾斜度15 30 『以及閉目等狀態下)對不同負荷、不同年齡分別進行測試,建立駕駛疲勞客觀測試評價體系; n )經實驗室研究與現場調查,通過對駕駛疲勞與駕駛時間、駕駛速度等關系的研究,提出了不同年齡、不同條件下的最大連續安全駕駛時間標準,日駕駛時間標準,最大安全行車速度標準等。By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper
本文結合常州新閘防洪控制工程水工模型試驗,系統分析了浮箱門在靜水和動水中的穩定性及其影響因素,指出靜水穩性和動水穩性的不同特點;試驗測定了浮箱門動水運行時的受力情況,給出並分析了定位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系,選擇合理的動力設備,為設計和工程實踐提供可靠依據;分析浮箱門難以穩定上浮的原因,並給出解決方案。Globally, pharmacy industry is a fast growth industry. it has been keeping a fast and stable growth speed in the past decade or even more longer a period
從全球范圍來看,制藥行業是一個快速發展的行業,在近10年甚至更長的一段時間內一直保持著一個快速而穩定的發展速度。According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain
根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型;通過分析降雨隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種常用水分生產函數中的敏感指數及敏感系數,進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實數編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。The result of geodetic inversion shows that india block moves at rates of 20. 4 millimeters per year with respect to the stable eurasia, consistent with the result comes from geology. this indicates that the rate india block moves towards eurasia is stable
這與從地質推斷的過去2 3百萬年期間內,印度板塊向歐亞大陸俯沖平均為18mm / y的速率大致相同,表明在較長時間范圍內,印度板塊向歐亞大陸俯沖的速率是穩定的。Using the system designed in this thesis work, flow field calibration of the wind tunnel is accomplished, which covers dynamic pressure drop coefficient, dynamic pressure time stability, axial static pressure gradient, boundary layer, and degree of turbulence, etc. boundary layer measuring principle and method are especially described in detail, the relationship between boundary layer thickness, wind speed setting, and the depth of the experimental section is summarized, and finally the calibration data for th e model center zone under specific wind speed are given
然後利用本文設計的系統完成了落差系數、動壓時間穩定姓、軸向靜壓梯度、邊界層及湍流度等內容的流場校測。特別對邊界層測量的原理及方法做了較詳盡的敘述,總結出邊界層厚度與設定風速、實驗段深度的關系,然後給出模型中心區一定風速下校正數值。The main purpose of this paper is to study crack growth rate of a class of nonlinear viscoelastic materials under the condition of constant load and small - strain. in this paper : the new test program is raised by referencing the existing test programs and by our trial and error ; in the new test program, facilities involved in the nonlinear viscoelastic crack tests are relatively few, the test process is relatively simple and the data obtained from the experiments are credible. on this basic, the calculation of j integral of nonlinear viscoelastic double cantilever beams specimens and the parameter of fracture work of corresponding nonlinear viscoelasticity are derived
具體成果包括: 1 、證實了雙懸臂梁試件用於非線性粘彈性裂紋擴展實驗研究的優點:雙懸臂梁試件在實驗中能觀測到的擴展過程持續時間比較長,在計算j積分時,計算方法簡單; 2 、得到了改性聚丙烯材料用於非線性粘彈性裂紋擴展實驗的兩種有效的試件構形和相應的試件尺寸;採用不斷改善夾具的方法使得加載穩定; 3 、經過連續四個多月的時間得到了一組有用的實驗數據; 4 、得到了裂紋長度與時間的關系、裂紋擴展速度與時間的關系、裂紋擴展速度與裂紋長度的關系。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。As macromolecule capacitance type of sensor, humidity sensor possesses the traits of completely interconvert, high reliability and long time stability, speedy response
濕度傳感器為高分子電容式傳感器,特點是具有不需校準的完全互換性,高可靠性和長期穩定性,快速響應時間。By comprehensive considerate the intercoupling relationship between the side - slip angle and the yaw rate, the combine - control strategy ’ s predominance distinctness because it overcome the disadvantages of the large side - slip angle under the - control and can ’ t following the ideal yaw rate under the - control. vehicle possesses optimal control stability with the combine - control obviously
由於聯合控制策略綜合考慮了質心側偏角和橫擺角速度之間相互耦合的關系,克服了單獨橫擺角速度控制時質心側偏角過大,以及單獨質心側偏角控制時對理想橫擺角速度跟蹤不好的缺點,因而優勢明顯,聯合控制策略下的車輛具有最佳的操縱穩定性。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因素之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead
通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點,發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下,通過調節焊接迴路中的電感量和電源電壓,可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行,並且熄弧時間最短時,短路過渡頻率最高,在這種情況下,飛濺小,焊道成型好,焊接過程穩定8 - 1. 2g / min, and collection efficiency achieve 8 - 10 % under these parameters. through the study on the dispersion process of the nanoparticle tio2 in water, the author finds out that whisk time, dispersant types, dispersant concentration, dispersing time, ph value, temperature and electrolyte concentration have significant influence on dispersing effects. through contrastive and orthogonal experiments, the author obtains that composite dispersants have better results than single dispersants
研究表明,液料等離子噴塗制備的納米tio :顆粒平均粒徑為10 ~ 50nln ,其晶型以銳欽礦為主,且隨著電弧功率的增大,銳欽礦含量減少;在本次實驗工藝參數下,收集速率為0 . 8一1 . 29 / min ,收集效率為8一10 % o通過對納米ti02顆粒在水介質中的分散性研究,發現機械攪拌時間、分散劑種類及濃度、分散時間、 ph值、溶液溫度和電解質濃度對納米tio :顆粒的分散穩定性有很大的影響。As for existing mechinic speed governors, the problems are its poor accuracy and large time consumption to achieve stable state
現在小型汽油機上普遍使用的機械調速器存在調節精度較低、穩定時間較長等缺點。Through the simulation, we prove that adaptive control can improve the dynamic characteristic of the asymmetrical cylinder velocity system which controlled by symmetrical valve. it also can make the system ’ s dynamic characteristic to be same in different directions, and the system ’ s big over shoot and stabilization time has been reduced, the stability of the system has been
通過模擬分析,證明了自適應控制能夠有效地改善對稱閥控制非對稱缸速度系統的動態性能,使正反兩個方向上的動態特性對稱,保證系統的穩定性,降低了系統的超調量和穩定時間。The results showed that drought stress at flowering stage delayed the date of the max filling - speed ( dmfs ), and weakened the rate of average growth ( rag ) and the max filling - speed ( mfs ), and then shorten linear dry matter accumulation phase and leveling - off of dry matter accumulation phase
結果表明:花期乾旱導致玉米最大灌槳速度出現時間推遲、籽粒相對生長率和最大灌裝速度減弱、干物質線性積累期和干物質穩定增長期顯著縮短,乾旱結束后植株通過提高幹物質線性積累期的持續時間和干重,以彌補前期乾旱的損失。Record its sailing time, distance while the vessel accelerate from stationary state to stable design route speed
船自靜止狀態加速至穩定的設計航行速度,記錄其航行時間、距離。The accurately controlled signal source generates sinusoidal elastic wave accurately controlled in frequency and stable in phase to " illustrate " underground media. time signal stacker receive signal by stacking and doing fft to measure the transfer function of media. " sompi " cepstrum method retrieve group velocity travel times and decayed factors of wave element from observational data of transfer function in a limited frequency window
精密可控震源用於產生頻率精確相位穩定的正弦彈性波以照射地層內部,信號疊加器通過對接收信號進行疊加和進行傅立葉變換的方式實現對介質傳遞函數的精密測量, 「存否」倒譜方法能夠根據一段窄帶頻域傳遞函數數據獲得時域上各個波成分的群速度傳播時間和介質衰減因子。Highly recommended for mass production. guaranteed superior quality with accurate pressure, temperature, and time control
適用於大批量產品的生產。具有壓力均衡、溫度穩定、時間控制精確、加熱板升降速度可隨意調節等特點。分享友人