設計速率 的英文怎麼說

中文拼音 [shè]
設計速率 英文
design speed
  • : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 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
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  • 速率 : speed; rate; tempo
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車的實驗方法以及測量加度干擾的實驗方案,統一了算加度干擾的時間統間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。
  2. Given the decay rate of 26al, the lower initial ratio in the chondrules implies that these objects formed between one million and two million years after the creation of the refractory inclusions ( assuming that the radioisotope was indeed homogeneously distributed in the early solar system )

    以鋁26的衰變,這些球粒的初始比值較低,表示它們是在耐火包體產生后100 ~ 200萬年才形成(假鋁26在早期太陽系中確實是均勻分佈的) 。
  3. 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直流直線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直線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、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。
  4. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子角度出發,利用醇解反應合成出水解、縮合反應較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  5. The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed

    較好地解決多阻尼比反應譜擬合問題;本文方法通過一次運行就能獲得一組具有集系特性的地震動,在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢,產生的人造波或人造波集系可滿足工程抗震需要;在遺傳演算法中,交叉概和變異概是影響收斂度的重要參數,本文採用的改進自適應交叉概和變異概,可以根據當前樣本的好壞程度來自動地選擇適當的交叉概和變異概,以保證演算法始終以較好的度向pareto最優解集逼近。
  6. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效低下的問題;採用直齒圓柱齒輪差機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  7. Hsieh, h. i. and tsai, l. w., " kinematic analysis of epicyclic - type transmission mechanisms using the concept of fundamental geared entities, " asme transactions, journal of mechanical design, vol. 118, pp. 294 - 299, 1996

    黃華志,自動變箱之檔位與效分析,國立成功大學機械工程研究所,碩士論文,臺南市, 1992 。
  8. The experimental results showed that the extraction rate and mass transfer flux increased with the field strength increasing

    在自行的連續電泳萃取池內實驗研究了電場強度、兩相流等因素對丁醇萃取及傳質通量的影響。
  9. Chapter five describe the real example of the project of dwdm. related with the project of the east - north loop of fiber transmission system, research the layout of the network, analysis the performance of the transmission and bring out the frondose project of construction, inculde the number of the wave length, the speed of the transmission, the style of he fiber etc. chapter six is the summary of the article

    第五章是dwdm技術在通信工程建中的實際應用,本論文以作者參與的一項具體的工程? ?中國移動集團公司建的東北環光纜傳輸工程中dwdm技術的運用為實例,根據預測業務發展的要求,從傳輸性能的分析,到網路的規劃,技術上的實現,提出了其具體的建方案,包括波長數目、傳輸、光纖類型、光復用段、備制式等。
  10. In pumping fluid with gas, pressure boost can be improved by enhancing the pump rotation speed, thereby improving the performance of the pump to a certain degree ; when the gas content is constant, by increasing the inlet pressure, the pressure boost can be enhanced and the pump efficiency be improved remarkably ; when the gas content is rather high, there will be a problem of matching between the gas pressure and the fluid pressure ; the performance of the multiphase pump can also be improved by means of rational design of buffer vessel and homogenizer

    試驗分析認為,氣液混輸工況下,提高泵轉可以提高增壓,在一定程度上能改善多相泵的工作性能;含氣一定時,增加進口壓力,可使多相泵增壓值增大,泵效明顯增加,最大含氣點后移,但含氣很高時,存在氣液壓力相匹配問題;改進緩沖罐和均化器的,有利於氣液互相夾帶,避免氣囊產生,可改善多相泵的輸送性能。
  11. After elaborating the principle of an 802. lib key modulation scheme - complementary code keying ( cck ), this paper proposes and realizes a hardware circuit solution of 802. 11b pcmcia wlan interface card, which can reliably offer a maximal 11mbps data rate and freely switch within 14 working channels in 2. 4ghz frequency band

    接著在詳細闡述了802 . 11b協議核心調制技術?互補碼鍵控( cck )的原理的基礎上,本文提出並實現了一種峰值傳輸為11mbps的802 . 11bpcmcia高無線網卡的硬體電路方案,在2 . 4ghz頻段該網卡可在14個工作通道上自動切換,實現高突發數據的可靠傳輸。
  12. It still works well when the mulched straw is more then lot / ha. ( 3 ) an experiment was conducted on a self - made testing equipment to investigate the chopping properties of wheat straw under different conditions. on the basis of testing results, main cutting curves of wheat straw were given under different cutting speeds of rotary blade, with different straw lengths, different moisture contents, different cutting position, different thick of knife edge, with and without shear bar

    ( 3 )為了研究帶狀粉碎防堵裝置對麥秸的切碎效果,在特製的實驗臺上,應用了虛擬儀器測試技術對不同處理的麥稈進行了切斷試驗,得到了在不同切割度下對不同長度、不同含水的麥稈、麥稈的不同切割部位以及有定刀和無定刀情況下的切斷,為麥秸粉碎裝置的提供了依據。
  13. By taking the miniature ceramic rod which is easily to machine high accuracy as sensitive structure, and by printing and polarizing six belt - shaped electrodes above it to constitute three pairs of electrodes, this paper designed package and the phase - sensitive detection circuit in the system so that it effectively reduced the sensitive structure size and improved its processing precision to realize the angular rate gyro microminiaturization

    首先採用易於加工成高精度的微型陶瓷棒作為敏感體,在其上印刷成六個帶狀電極並予以極化構成三副電極對,然後了封裝及相敏檢波電路,從而有效地減小了敏感結構的尺寸,提高了其加工精度,實現了角陀螺微型化。
  14. With the application of fabric simulation technique, textile designation becomes quite easy and effective ; designer will be released from multifarious and trivial labor and have more time or energy to engage in conceiving production ; you can obtain realistic textile pictures and need not to weave out it actually, this will lead to a great many benefits : shorten produce period rapidly, reduce running expense sharply, fasten enterprise ' s reaction to marketing, make convenient for information communication and producers will free from motiveless manufacture. along with wild employment of electronic business, producers can utilize internet to put out newly products, do business and intercommunication

    織物模擬技術的應用不僅可以提高紡織產品的,將人員從繁雜的勞動中解放出來、使之能夠將更多的時間和精力投入到產品構思及開發中去,而且由於不必實際生產出樣品就能夠得到具有真實感的效果圖,生產周期大大縮短,產品開發成本大幅降低;同時加快了企業對市場的反應度,企業、供求之間的信息交流更加便捷、高效,消除了生產過程中的盲目性,增加了企業的競爭力。
  15. Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac

    在控制器的電路結構的基礎上,考慮到通訊、控制的及時、穩定、轉換的精度和度等幾方面,主要完成對微處理器的選擇、時鐘頻和a d轉換器的選用,閥位變送功能的實現,固態交流開關和顯示器的選擇等。
  16. Based on the tms320f240 controller produced by ti company, the hardware and software designation of the symmetrical voltage space - vector pwm is presented. designed a digital controller with tms320f240 to modulate the speed of the motor, in which the keyboard and led display are bedded. it can be to set the frequency of motor and display the run frequency of motor in real time

    基於ti公司的tms320f240控制晶元,介紹了對稱空間電壓矢量硬體和軟體,採用tms320f240了一款用於電機變頻調的數字控制器,該控制器上有鍵盤和led顯示,可以定和動態顯示電機運行頻
  17. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,定了不同的改正系數,使者只需在地形圖上獲取集水面積,河道平均坡降和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用算器即可迅算出流量,大大縮短了周期,且精度較高,的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  18. Technology information system ( tis ) assures the agility of enterprises and plays an important role in integrating and sharing of interior technology information, improving the efficiency in developing new product and shortening producing period and so on

    技術信息系統( technologyinformationsystem ,簡稱tis )對製造企業的信息集成與共享、提高產品的、保證與製造的有效性、縮短製造周期和提高快響應市場能力等具有重要的作用。
  19. The fast calculation on performance related with primary designed geometric module will improve the design efficiency of missiles

    對初步外形的導彈進行相關性能的快算有助於提高
  20. Specifically, acknowledging the large proportion of the manufacturing phase taken up by product design and the high pace of product renovation, the paper proposes establishing a cad application system with cipe method, which will shorten the design proportion of the manufacturing phase, swiftly develop and design new products of international standards, and significantly improve design efficiency

    特別是論文根據上海港機股份有限公司生產周期中產品所佔比重大及產品更新頻快這一實際情況提出運用cipe理念和方法來建立cad應用系統,這將大大縮短生產周期中的時間,快開發出與國際接軌的新產品,可極大地提高開發
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