直線速率 的英文怎麼說

中文拼音 [zhíxiàn]
直線速率 英文
straight line velocity
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
  • 速率 : speed; rate; tempo
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降控制策略解決步進電機行程末端的機械沖擊問題;同時對主功電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  2. The tube is graduated so that flow rate can be read directly on a linear scale.

    管上刻以標度,所以從性標度上可以接讀出流動的數值。
  3. Through the analysis of the deduction process of harmonic function model, it is illustrated that some hypotheses in the deduction process are unreasonable and the harmonic function can not reflect the objective regularity of the vertical crust movement, so that it isnt an effective method to compile isoline map of the vertical crust movement rate

    對有關文獻提出的「地殼垂運動調和分析」模型的建立過程作了全面分析,指出:該模型建立過程中所做的一些處理是不合理的,由此建立的模型不是地殼垂運動規律的客觀反映,因而尚不足以成為編制地殼垂運動面等值圖的可靠手段。
  4. Current density and electroplating velocity has line relation, but the increscent multiple of electroplating velocity is smaller than that of current density. which indicate that current efficiency decreases with the increase of current density at alcb + lialh4 system. at l - 5a / dm aluminum coating is dense and uniform, especially at 2. 5a / dm

    電流密度與電鍍度兩者近似成關系,但電鍍度增大的倍數比電流密度增大的倍數要小,說明在alcl _ 3 + lialh _ 4體系中隨著電流密度的提高,電流效逐漸降低。
  5. Furthermore, referring to the literature and considering the specific experimental conditions given by the research, expression of the change of feed rate with time is presented, to obtain the linear growth of the diameter of pre - sintered glass beads, thus the distribution of beads size is relatively well controlled and raw material is spared in some extent. eventually, during the experiment discrete change of feed rate is implemented, and the practical changes of average diameter are plotted, then the results are compared with the theoretical calculated data

    另外,本文通過對造粒技術、燒結過程的大員文獻調研,結合本研究的具體情況,通過控制進料呈連續性變化,基本實現了燒結前球坯徑的性生長變化,從而更有利於實際生產中的產品粒度控制以及做到節約用料,並在試驗操作中以離散型進料變化來加以比較驗證。
  6. Adopt transfiequency motor to control speed, processing speed fast and high processing efficiency ; adopt double straight line rolling glide and double ball screw rod transmission system guarantee the processing size s veracity and stability. upper chamfer angle can automatic rise and fall so its have easy handling, compact structure the minimum width of the glass can be 127mm

    加工度快,效高雙導軌和雙絲桿傳動系統確保了加工尺寸的準確性和穩定性,上倒角自動升降的先進性,使其具備操作方便結構簡潔等特點。
  7. This processing line is composed of two sszym 1500a straight line double pencil edgers, with 90transfer worktable. which adopts plc control system sets processing parameters via interface to control width and speed, double screw rod and double straight line glide transmission, guarantee the active briges parallel moving precision, can grind 3 8mm thickness flat edge and pencil edge. this machine structure was designed tightly, function stabilized with high efficiency. it is mainly suit for large batch industrial glass which does deep process and production, be matched with glue printing steel etc. production line. this product is a master work with firenew design by our company, it is another contributisn for chinese glass double edger series

    採用plc控制系統通過界面設定參數,控制加工的寬度和度,雙絲桿和雙導軌傳動,保證活動橋的平行移動精度,適用與加工3 8mm的小規格玻璃的平邊和圓邊。該機設計結構緊湊,性能穩定可靠,生產效高。主要適應大批量工業玻璃深加工生產可以與夾膠印花鋼化等生產配套使用。
  8. The product is suitable for double straight line smoothing of grinding flat glass. coarse grinding, fine grinding, and polishing can be done at one time. adopt plc control system, which sets processing parameters via interface, and finishes processing at one time, ti has stable bottom structureprecise and smooth transmission system, the transmission belt drive adopts strong power and tran - sfrequency motor to control speed, constant power, constant rule, output and advanced equipment to control, completed product has high polishing level, which is an ideal option assistant processed equipment of processing delicacy glass and furniture glass factory

    本產品適用於磨削平板玻璃是雙平邊,粗磨精磨拋光一次完成採用plc控制系統通過界面設定加工參數次完成加工,具有穩重扎實的底座結構,精確流暢的傳動系繞,傳送皮帶驅動採用功變頻電機調控制,恆功恆扭矩輸出和高配置的控製成品拋光亮度高是加工精品玻璃和傢具玻璃廠家使用的最佳輔助加工設備。
  9. The linear speed of ratio of a pulley is in proportion to its diameter

    滑輪的度比與它的徑成正比。
  10. The tensile and compression experiment on bulk nanocrystalline ag prepared by igc method was carried on mt810 with different grain sizes and zwick 10tn2s machine at different strain rates under normal temperature respectively. the stain rate sensitivity m was found to be 0. 025, which was extremely lower than the ordinary values. also the work hardening exponent is very low

    本文從用惰性氣體蒸發冷凝和真空原位壓結法( igc )制備得到的徑80mm ,厚度7 . 6mm的大尺寸納米晶金屬ag樣品上切割得到符合力學實驗要求的拉伸和壓縮試樣,在mts810和zwick精密力學測試機上分別精確測定了拉伸和壓縮應力?應變曲與晶粒尺寸和應變的關系。
  11. A method based on the application of an injection process analysis software is introduced in this article, which optimize injection process through changing the design of fuel - injection pump cam. a model of 1115 single cylinder direct injection diesel engine is used as an example. with the help of pre - journey optimization, increasing cam lift and using tangent - function can make the matching of the injection system with the diesel more reasonable. without changing fuel pump installing size, it can enhance injection rate and injection pressure and improve the diesel operating stability in low speed condition

    本文以國產1115型單缸噴柴油機為例,介紹一種應用噴油過程分析軟體改進噴油泵凸輪設計的方法,通過增大噴油泵凸輪升程、採用切函數凸輪並優化預行程的方式,在不改變噴油泵安裝尺寸的前提下,可提高噴油壓力和噴油,改善柴油機低工作穩定性,使噴油系統與柴油機匹配更合理。
  12. With the development of the fiber communication, very high speed fiber optic backbone has being closed to the customer, but few customers has connected to fiber backbone directly. on the other hand, many customers are running some high speed network within their lan, such as fast ethernet ( 100mbps ), or gigabit ethernet ( 1. 0gbps )

    隨著光纖通信技術的發展, 2 . 5g - 10gbps的光纖干正在不斷的向用戶延伸,但由於成本和光纖敷設工程上的難道,只有很少的用戶接和光纖干相連,通常光纖只延伸到了路邊、小區;另一方面,許多用戶內部的局域網也具有很高的傳輸,一般為100mbps甚至1gbps的以太網。
  13. And it can be controlled running at a rating slip, when its efficiency is the highest. then, simulation model of lim vector control system is constructed, which is proved accurate by simulation results under different speed and different load. and it is concluded that lim efficiency is lower under light load or low speed

    其次,建立了考慮邊端效應的感應電機矢量控制系統的模擬模型,不同度和負載下模擬結果驗證了模型的有效性,得到了電機在輕載或低運行時效較低的結論。
  14. On the basis of analyzing factor ( soil particle composition, soil bulk density, water stable aggregate content, antecedent soil moisture, slope gradient, rain intensity, accumulation depth and soil crust, soil and water conservation tillage measures ) affecting soil infiltration rates, several relation models was obtained ; analyzed in detail different soil and water conservation tillage measures intensifying infiltration rates, while there have the same rainfall condition, the increasing infiltration rates of contour tillage and artificial digging and artificial hoeing in gully areas of loess plateau are 67 % and 41 % and 29 % ; the increasing infiltration rates in hilly areas of loess plateau is 45 % and 22 % and 14 %

    在相同的降雨條件下,黃土高原溝壑區等高耕作與坡相比,可提高入滲67 ,人工掏挖可提高入滲41 ,人工鋤耕可提高入滲29 ;黃土丘陵溝壑區等高耕作可提高入滲45 ,人工掏挖可提高入滲22 ,人工鋤耕可提高入滲14 。並根據黃土高原超滲產流的概念和水量平衡方程,建立了不同水土保持耕作措施強化入滲模型。
  15. The innovative ideas in this paper are that robust h control theory based on conventional ip controller is applied to the high - precision feed of a single axis, and the controlled plant is composed of ip velocity loop and two - order model of linear motor. a constraint condition on y in the problem of h2 / h is deduced from the frequency criterion of riccati equation, which makes the repeated computation on r simple. considering the two - loops control problem, the h state feedback controller based on ip controller as the inner controller is applied to satisfy the velocity performance of the system, and a pi controller, the external controller, is used to satisfy the position performance

    本文的創新之處在於將傳統的ip度控制器和電動機的二階模型作為一個廣義的被控對象,利用魯棒h _控制理論設計了一個h _狀態反饋控制器,以此解決高精度進給的控制問題,並在此基礎上研究了h _ 2 h _混合控制問題,結合h _代數riccati方程正定鎮定解存在的頻判據,推出了一個控制器存在的約束條件,使以往須反復試探的,有了更進一步的約束范圍,簡化了計算。
  16. Because the different stiffness match of front and rear suspension is very influencing to the ride comfort, optimal model of ride comfort is developed, regarding the rms of driver ’ s acceleration as the objection, regarding the stiffness of front and back suspension as optimal variable, regarding quiet flexibility 、 dynamic flexibility 、 frequency and dynamic load as nonlinear constraints. by matlab program and using sqp, the optimal match of front and back suspension ’ s stiffness is achieved, this optimal model consider not only request of quiet 、 dynamic flexibility 、 frequency and damp, but also security of run and peace of road, it is closer to the fact than other models which only consider partial restriction

    由於前後懸架垂剛度的不同匹配對汽車行駛平順性影響較大,論文建立以駕駛員垂度的均方根值作為汽車行駛平順性優化目標值、以前後懸架垂剛度作為優化變量的優化設計模型,並輔以靜撓度、動撓度、頻、動載荷等非性約束,使用序列二次規劃法,利用matlab編制優化程序,求得前後懸架垂剛度的最優匹配值;此優化模型不僅包含動靜撓度及頻和阻尼的限制,還考慮到汽車的行駛安全性和道路友好性,比文獻報道的只考慮部分約束的優化模型更切合實際情況。
  17. The primarily results were displayed as follows : 1. according to research for linear slope in the different slope gradient and different rainfall intensity, soil steady infiltration rates between water - pressure and no water - pressure have a linear relation while there is the same soil properties, soil steady infiltration rates in gully areas of loess plateau is between 1. 8 times and 3. 0 times, between 2. 1 times and 3. 2 times in hilly areas of loess plateau

    主要結果如下: ( 1 )以不同坡度、不同降雨強度下的坡為例,得出黃土坡耕地有壓入滲大於無壓入滲,兩者呈關系,在黃土高原溝壑區兩者穩定入滲之比介於1 . 8 3 . 0倍之間,黃土丘陵溝壑區介於2 . 1 3 . 2倍之間。
  18. 2 % 22 % and 29 % respectively less than using other three knives at cutting speed of 500mm / min when the moisture contents of rootstalks was 48. 2 %. the cutting forces were tested at four different parts of rootstalk that were the middle part along a radius, the tip part along a radius, the middle part along axis and the stalk part along a radius, and the force at the middle along a radius is the largest and increase 32 % 45 % 111 %, respectively more than at the other three parts. the force increase 37 % to cut the rootstalks from the areas one crop a year more than that from two crops a year

    試驗結果表明,根茬含水愈高,剪切力愈小,根茬含水與剪切力近似為二次曲關系;刀片剪切度愈快,剪切力愈小;凸曲、斜、凹曲四種不同的刀刃曲對整株根茬剪切力依此由小到大,凸曲和斜剪切時有一定程度的滑切作用,所以剪切力相比較小,當根茬含水為48 . 2 ,剪切度500mm min時,與其他三種曲相比凸曲型刀刃的剪切力依次分別減少了7 . 2 、 22和29 ;對根茬中部、梢部和根部的剪切力,在相同試驗條件下,徑向中部最大,比梢部,軸向根部和根部莖稈所需剪切力分別增加32 、 45和111 ;當含水為48 . 2 ,刀片的剪切度為500mm min時,一年一熟玉米根茬比一年兩熟的玉米根茬剪切力增大37 。
  19. Transmition velocity relys on the style of encode and modulation essentially during modern data transmition for the quality of using line bandwidth and the immunity of code ties on them tightly. but it is important that the velocity of data transmition reaches its limitation in fact for the interface of environment and cross - talk. so for the improvement of transmition velocity, we must analyze the characteristics of noise signal and the model of line deeply and then take some useful measures to better the immunity of modulation wave

    在現代通信的數據傳輸過程中,傳輸本質上是由傳輸的編碼方式和調制方式決定的,因為編碼方式和調制方式接決定了路頻帶利用和碼元抗干擾能力的好壞,因而接決定了傳輸;但是在實際應用過程中,數據傳輸是不可能達到理想狀況的,因為環境干擾、串音干擾等因素的存在使得路的頻帶不可能被完全利用起來;因此,必須認真分析路的噪聲信號的特性以及噪聲路的模型,以便在編碼方式和調制方式中針對性的做一些改進措施以改善調制波形的抗干擾能力,使得傳輸能夠進一步提高。
  20. Feedrate planning of continuous micro - line ' s start and end points are discussed, and the constraining conditions, including the machine ' s acceleration and deceleration capability, allowable error of corner machining, maximum acceleration and dynamical behavior of the machine, are established 。

    摘要針對連續小段高高精插補演算法中起始點和終止點的度規劃,建立了包含機床加減性能、轉接處誤差控制、最大加度以及機床負載功等的度約束條件。
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