要求的精確度 的英文怎麼說
中文拼音 [yāoqiúdejīngquèdù]
要求的精確度
英文
claimed accuracy- 要 : 要動詞1. (求) demand; ask2. (強迫; 威脅) force; coerceⅡ名詞(姓氏) a surname
- 求 : Ⅰ動詞1 (請求; 要求) ask; beg; request; entreat; beseech : 求人幫忙 ask sb a favour; ask a favou...
- 的 : 4次方是 The fourth power of 2 is direction
- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 確 : 形容詞1. (符合事實; 真實) true; reliable; authentic 2. (堅固; 堅定) firm
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 要求 : ask; demand; require; claim; requisition
- 精確度 : accuracy degree
- 精確 : accurate; exact; precise
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For ease of calculation, we must give up accuracy.
為了計算方便,不得不放棄對精確度的要求。The required levels of construction cost estimates vary at different stages of project development , ranging from ball park figures in the early stage to fairly reliable figures for budget control prior to construction
?建築成本估算要求的精確程度在項目發展的不同階段發生著變化,從早期的相近數字到施工前預算控制時相當準確的是數字。These must be suitably proportioned to give the requisite degree of accuracy.
它們必須成適當的比例,以給出所要求的精確度。In the application of mini - micro - robot visual perception, there is a need for fish - eye lenses for capturing wide field of view for navigation. though fish - eye lenses provide a wide field of view ( 180 ), they introduce significant distortion in images and the acquired images are quite warped, which makes conventional camera calibration algorithms no longer work well. this paper presents an accurate calibration framework for fish - eye lens ( a high distortion lens ) camera stereo vision system. the accurate calibration model is formulated with radial distortion, decentering distortion and thin prism distortion based on the fisheye deformation model. using fish - eye and non - linear camera model, the author employs levenberg - marquardt method to realize precise non - linear calibration for wide - view - scene dense depth image recovery
魚眼鏡頭成像立體視覺系統在微小型機器人視覺導航和近距離大視場物體識別與定位中有著廣泛的應用.盡管魚眼鏡頭攝像機具有很大的視場角(接近180 ) ,但同時也引入嚴重的圖像變形,常規的攝像機標定方法無法使用.該文提出一種標定魚眼鏡頭攝像機立體視覺系統的方法.在魚眼鏡頭變形模型的基礎上,通過考慮魚眼鏡頭成像的徑向變形、偏心變形和薄棱鏡變形,建立了魚眼鏡頭成像的精確成像模型,然後,利用非線性迭代演算法,精確求解攝像機外部參數、內部參數.實驗表明,使用該方法得到的立體視覺系統參數滿足精確恢復大場景稠密深度圖的要求By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper
課題中所採用的pll或dds pll鎖相頻率合成方法充分發揮鎖相環良好的窄帶跟蹤濾波特性,並結合dds的高頻率解析度、高頻率精確度和高速頻率捷變等優點,分別實現了系統所要求的高質量寬帶本振源和小步長頻率捷變;採用電調諧選頻技術,則大大改善了接收機的選擇性和抗干擾能力。In this system two oscillator are used for mixing. pll for high local oscillator and dds + pll for low local oscillator. by making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution, high frequency accuracy, very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step
系統採用兩次混頻,其中高本振的設計採用pll鎖相環頻率合成來實現,充分發揮了鎖相環頻率合成器的優良特性,實現了系統所要求的高質量寬頻帶本振源;低本振採用pll + dds頻率合成來實現,結合pll優良的鎖相特性與dds的高頻率解析度、高頻率精確度等優點,實現了頻率的小步進高精度合成。This will also pose an impedient to the stopping criteria depending only on accuracy tol with additional requirement for pseudo - symplecticity
這將對以前僅依賴于精確度tol的停止準則做了進一步的發展,不得不附加上對辛性的逼近程度即擬辛性的要求。The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method
本論文從目前空調工程中使用的變流量水系統入手,研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系,分析了文獻中介紹的旁通管通流能力選擇的不足之處和一次泵水系統採用壓差旁通控制時,工況轉換不能滿足系統控制要求的缺陷;比較了一次泵變流量水系統中壓差旁通控製法、回水溫度控製法、負荷控製法的精確性,並得出了在一次泵水系統的工況轉換時,採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷變化范圍較小,更符合建築物的冷量需求,節能效果較好的結論。Since the space increment within nanometer or sub - nanometer is required, it is difficult to make it only by improving the precision of the graduation system. a phase scanning method for fabricating the vls grating is suggested initially in this dissertation
實驗結果表明,本文捉出的相位掃描方法原理正確,具有創新性,達到了變柵距光柵所要求的亞納米級的柵距變化精度。During the test flights the highest demands are imposed on all systems and components indeed, all of the tests have to be performed, monitored and documented with the highest precision and exact reproducibility
在飛行測試階段,對所有的系統和組件提出了最高的要求。的確如此,所有測試都必須以最高精度和精確無誤的可重復性為要求來執行監控並記錄成文件。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 )制備得到的直徑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?應變曲線與晶粒尺寸和應變速率的關系。To measure this angle reasonably well, gp - b needed a fantastic precision of 0. 0005 arcseconds. it s like measuring the thickness of a sheet of paper held edge - on 160 km away
要準確量度這角度,重力探測器b要達到0 . 0005角秒的精確度,精度要求相等於要量度出160公裡外一張紙張的厚度。Many arms originally are high precision products, if we want promote its performance, might further more, we must enhance the dependability and precision of the system, it brings out higher requirements of the designing, machining, specially assembling, all of these needs dimensional chain calculation
許多武器裝備本來就是高精尖產品,如果要進一步提升其性能、威力就必然要提高系統的精確度和可靠性,這些對設計和加工特別是裝配都提出了更高的要求。We give some useful analyses and the computer simulations for the ion etching process. compared with the atomic force microscope ( afm ) scanning photograph of the etching surface, the theoretical results prove that these simulation analyses assure the precision required by this problem, so these mathematical models are reasonable and correct. the analysis method in this paper is useful to analyze etching process, and it can also afford some valuable reference to etching technology
在本論文我們主要利用這個數學模型,對使用離子束刻蝕製作單臺階光柵的臺階與溝槽部分的表面面形隨時間的演變過程分別進行了計算機模擬分析,並通過把理論結果與在實驗中得到的刻蝕表面在原子力顯微鏡( afm )下拍攝的照片進行比較,結果說明這種模擬分析能夠保證對該問題分析所要求的精度,從而也證明了理論模型的合理性和正確性。The accuracy of parameters of virtual vehicle model influences the reliability of simulation results, and the most important factor is the error of suspension positioning parameters caused by the vehicle equilibrium analysis
摘要虛擬樣車參數的精確度直接影響到模擬結果的可靠性,其中由車輛靜平衡求解帶來懸架位置參數的偏差對模擬結果的影響較大。For the contractor , a bid estimate submitted to the owner either for competitive bidding or negotiation consists of direct construction cost including field supervision , plus a markup to cover general overhead and profits
?建築成本估算要求的精確程度在項目發展的不同階段發生著變化,從早期的相近數字到施工前預算控制時相當準確的是數字。Finally, matlab simulink account for rbf net can descript cam relationship at better level. at same time, list some required test. this can make governor run with high accuracy and reliability
最後通過模擬分析說明了rbf網路可以很好地描述協聯關系,並對投入使用時所需試驗及其要求、目的作了較為詳細的說明,以使調速器在運行過程中具有較高的精確度和可靠性。Three dimensional conformal therapy puts greater attention in the treatment delivery precision, and hence greater efforts should be made in quality assurance to ensure uniformity between the radiation treatment prescription and the actual treatment delivered
三維空間「隨形」治療對于治療照射的精確度要求非常高,所以必須要有更周詳的質量保證程序以確保醫師處方與實際治療時的一致性。With the development of science and technology, not only the flight velocity of flying objects becomes higher, but also the flight distance increases rapidly
隨著科學技術的發展,高速遠程飛行物體的尺寸變化范圍增大,速度越來越快,飛行距離大幅度增加,要求遠距離飛行后命中目標的精確度越來越高。Occasional requests are received for statistics not readily available from standard tabulations. these are also entertained at a charge subject to the level of analysis permissible having regard to considerations of statistical precision and data confidentiality
有時候,已編制的標準統計表未必備有使用者要求提供的數據,如遇上這情況,本處會考慮有關統計數據的精確度及個別資料保密規定所容許的分析層次來提供有關資料,並收取所需費用。分享友人