change track 中文意思是什麼
change track
解釋
換道-
In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system
其次，通過對整個系統諧振頻率變化的分析和研究，設計了以鎖相環cd4046為核心的鎖相環控制電路，同時，在綜合比較鎖相環控制、模糊控制以及模糊控制和鎖相環復合控制三種控制演算法的基礎上，進行了系統模擬，得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能，又擁有模糊控制較好的動態性能，系統魯棒性能好，同時也提高了逆變器的效率。 -
This study uses mathematical statistics and logic analysis to analyses the gold medal ownership according to the documents of the 28th olympic games and the 10th world track and field championships, and finds the current pattern change of world track and field sports
摘要根據第28屆奧運會田徑比賽和第10屆田徑世錦賽比賽資料，運用數理統計和邏輯分析的方法對金牌歸屬進行分析，找出目前世界田徑運動的格局變化。 -
W1, 2 track msr, usb interface specification change will not notice
規格如有更改，將不會另行公布 -
Targets in the radar ppi have the main property of the little area, a few targets and irregular change of grey. so it is difficulty to detect and track the target. the study of the radar ppi is very few inland and abroad. with the development and implement of high resolution radar and high resolution raster display, target _ tracking and detecitng based on the radar ppi will be feasible. it ' s great excellence is to increase time accumulation compare with the detecting techenicial of the traditional radar
雷達ppi中目標的特點是面積小，目標或可能的目標多，灰度、形狀變化無明顯規律，所以檢測和跟蹤目標比較困難。基於雷達ppi的研究國內外甚少，隨著高解析度雷達和高分辨光柵顯示器的發展，基於ppi的雷達目標檢測和跟蹤成為可能。與傳統的雷達目標檢測技術相比，其潛在的優勢在於大大增加了信號的時間積累，因此有可能提高檢測性能。 -
For example, you can include the deadline field and other fields, remove fields you do n ' t need, change the report period, and track overtime work
譬如，您可以在消息中包含「期限」域和其他域，刪除不需要的域、更改報表周期以及跟蹤加班工時。 -
To make the proper decision is not try to change the course of the train because the kids playing on the operational track should have known very well that track was still in use, and that they should have run away if they heard the train ' s sirens
正確的決定是- -不要試圖讓火車變道，因為在鐵軌上玩的孩子們當然知道鐵軌正在使用，如果他們聽到火車鳴笛，自然會跑開的。 -
The bikes are equipped with gears to change speeds and unlike track bikes have brakes
這些自行車都裝有變速換檔裝置，與場地自行車不同的是沒有車閘。 -
Study shows that the effect of the shock of heavy rain on an airplane in the low - level wind shear of thunderstorms is evident, the flight resistance resulted from the roughness of airplane is able to change the flight track and endanger the flight safety, whereas, the increase in the mass of airplane caused by the water film on the airframe and its wings in heavy rain is nigligible
結果表明：雷暴低空風切變中大雨雨滴的沖擊作用是明顯的，被粗糙化的機體所產生的阻力能顯著改變飛行軌跡，並能影響飛行安全；累計在機身和機冀上的水膜厚度造成的飛機質量的增加對飛行的影響可以忽略。 -
The track in leading line is redesigned for its acute curvature change, which is the bottleneck during spiral machine. the new track has avoided blade ' s gnaw and tool swaying. and a new track with high quality is calculated
針對高速螺旋銑的加工效率瓶頸部分? ?緣頭處曲率劇烈變化的幾何特徵，重新設計了緣頭處的走刀軌跡，避免了緣頭處的啃切與刀軸晃動，計算出高質量的多坐標加工刀位軌跡。 -
When the train moves, the wheel and ' the track system will interact each other. because of the action of the wheel, the track may bright bent transformation, and the transformation change into load, which act on the foundation. then the ground will be vibration caused by the transformation spreads in the ground
軌道系統由鐵軌、枕木和碎石墊層組成，列車在運行時車輪與軌道系統會產生相互作用，由於輪重的作用使軌道產生彎曲變形，彎曲變形轉化成作用在地基上的荷載引起地基振動，這一振動通過周圍地層向外傳播，導致周圍地面的振動。 -
To effectively migrate, integrate, and extend the application portfolio according to plan, it is important to constantly track and update application requirements throughout the development cycle, as well as to continuously verify quality and manage change
要依照計劃對應用程序投資組合實行高效移植、整合及擴展，在開發過程中經常跟蹤並更新應用程序需求，不斷驗證質量，管理變更是非常重要的。 -
And then acceleration characteristic curve is concluded based acceleration track and point out its wave segment. combined with traffic accidents, the correlativity between accident and acceleration change is setup
然後，根據樣本路段的加速度軌跡圖，總結出彎坡銜接線形的加速度特徵曲線，指出加速度特徵曲線的波動段，來表徵路段的加速度變化幅度。 -
Passenger cars - test track for a severe lane - change manoeuvre - obstacle avoidance
乘用車.車道急劇改變演習用試驗車道.故障免除 -
Passenger cars - test track for a severe lane - change manoeuvre - double - lane change
客車.急劇改變車道的操縱用試驗車道.第1部分:兩車道變換 -
Above all, with the data acquired by tests, this thesis has analysized the lateral resistanc, longitudinal resistance and rail creep etc between ballast and sleeper before and after mass machine work, discussed the effect of mass machine on stability of continuously welded rail track, reseached the change regularity of fastening - down temperature of rail, which is resulted by mass machine work, and have settled the suitable range of work temperature which guarantees the stability of jointless railway. what ' s more, this thesis has put forward the appropriate work pattern, work temperature and work area for mass machine work in future. at the same time, this thesis has given rational suggestions about some conditions worth of attention in production of mass machine, which can in return raise the work productiveness of mass machine. at last, this thesis has considered formulating reasonable measures for operation organization and work standard, so that mass machine work can play an important role in maintenance, which can reduce work load, raise work efficiency and maintenance cost in daily maintenance
本文通過實測的各種數據，分別對大機作業前後道床對軌枕的橫向阻力、縱向阻力、鋼軌爬行情況等進行深入分析，進一步探討大機作業對無縫線路穩定性的影響，研究大機作業引起的鎖定軌溫的變化規律，確定保證無縫線路穩定的合適作業軌溫范圍。為我國今後的大型養路機械作業提出合理的作業方式、合適的作業軌溫和作業地段，同時對大型養路機械作業中應注意的問題提出合理化建議，為大型養路機械作業提供更高的安全保障，進一步提高大機作業效率。最後，對工務段在大機作業中的配合制定完善的施工組織措施及作業標準，使大機作業在養護維修中發揮更大的作用，為工務段日常的養護維修減少工作量，提高勞動效率，降低維修成本。 -
In chao - shan dialect, due to the sound change, the original meanings of many spoken words become hard for researchers to track and explain
摘要潮汕方言中有不少所謂有音無字的口語詞，其中一些往往是常用詞。 -
To change the method of the railway track structures " design from deterministic method into reliability method not only is the development trend of the railway ' s technique, but also is the imperative demand of the present railway traffic
結構可靠度設計是目前國內外結構設計的主要發展方向。實現軌道設計山定值設計向可靠度設計的轉變，不僅符合結構設計和我國鐵路技術發展的大方向，同時也是當前鐵路運輸的迫切需要。 -
The paper, in the way of math morphology, manages to classify the linear elements, the same type but different width in the scanning, and result in the two - valued linear image in the same level. in the fine division of the target image, a way of math morphology based on the double structure of cell stencil is put forward, which prevents the terminals and the acnodes from losing and also reduces effectively time in doing so. as the result of the framework of the fine division, vector method is formed in which its track is monitored by using dynamic change of pace about freeman ' s chain code
本文用數學形態學相關理論方法實現了對掃描圖像中具有同一線型但不同線寬的線狀要素進行分類，在同一層上得到同一線寬的二值線狀要素圖；在對此目標圖像進行細化時，提出了基於雙結構單元模板的數學形態學細化演算法，用該演算法對實際的線狀要素進行細化，避免了端點、孤立點等信息的丟失，且由於是并行處理，有效地提高細化速度；對于細化后的骨架線，提出了基於freeman鏈碼的動態改變步長保持精度跟蹤矢量化方法。 -
Based on data of welding line top surface and electron gun track, calculation methods for parameters of welding equipment size, electron gun movement range, and change range of electron gun focusing deepness are studied. above results can provide design reference for three dimension surface of welding assembling jig and welding device structure
通過讀取焊縫頂面模型數據，結合電子槍運動軌跡，研究了焊機設備真空筒的尺寸、電子槍的運動范圍、電子槍聚焦深度變化范圍等參數的計算方法，為焊裝夾具的三維曲面設計以及焊機的結構設計提供了設計依據。 -
Secondly, the dissertation summarizes the reasons and purposes of design change, and amply discusses the design change entirely process and every item of the process, including change suggestion, change audit, change appeal, establishing change tasks, change executing, auditing and publishing change result, change notice, change perform and change track
接著，論文歸納總結了設計變更的原因與目的，詳細論述了設計變更過程，就變更過程中的每一活動項，包括變更建議、變更評審、變更申請、制定變更任務、執行變更、評審發放變更、發放變更通知、變更實施和變更跟蹤進行了闡述和分析。
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