細進給 的英文怎麼說
中文拼音 [xìjìngěi]
細進給
英文
micrometer feed-
Methods the milk volume, morphology of mammary gland, serum prolactin level and pituitary acidophil number in lactation rats and the growth improvement in suckling mice were observed after administrating various dosages of maidang rutong granules to lactation rats by gastric gavage
方法哺乳期大鼠灌胃給予不同劑量的麥當乳通顆粒后,觀察其泌乳量、乳腺組織形態、血清泌乳素水平和垂體嗜酸性細胞數量的變化,以及對乳鼠生長的促進作用。Adopting the theoretical and case analyses measures, there were 5 parts in the article as follows : the 1st part was to introduce the definition and standard of the s & m enterprises and analyze the function of their roles playing in the economy. the 2nd part was mainly to introduce the debt financing of the s & m enterprises and analyze the status in quo of their loan - applying by cases. the 3rd part was to analyze the reasons why the information dissymmetry leads the banks " credit admeasure for the s & m enterprises
全文採用理論分析和案例分析相結合的方法,文章共分為五個部分:第一部分是在介紹中小企業的定義及標準的基礎上,分析中小企業在經濟中的作用;第二部分主要介紹中小企業的債務融資,並對我國中小企業貸款的現狀進行了較為詳細的實證分析;第三部分著重分析信息不對稱引發銀行對中小企業實行信貸配給的產生機理;第四部分提出緩解我國中小企業貸款難的一些對策和建議;最後是結論。On the demand of application and according to the soluhons menhoned above, a method of displacement waiting auto - sy ' nchronizing is put forward, which is based on match filters. at the end a complete and speeflc set of hardware circuits and software programs which haplements the scheme, is also presented in the ancle. the synchronization system was tested in the pool and in the shallow wate near m port, the result of the test shows that its performance is satisfactory
論文著重介紹實現了跳頻通信系統同步的一般方法,並詳細分析和對比跳頻同步系統的捕獲方案,在此基礎上,提出了一個基於匹配濾波器的位移等待式自同步方案,設計、完成並給出了詳細硬體連線電路圖、軟體程序流程圖和部分程序清單,該自同步方法在實驗室水池實驗取得良好的效果,並在廈門港海域進行了現場實驗測試,具有較低的誤碼率和一定的檢測概率,結果令人滿意。The scale effects due to unsimilar bed risistance is discussed in detail, and the correct way of scour depth is supposed. at last, a new transport rate formulas of uniform or nonuniform bed load is given
本文還對由於阻力不相似而引起的比尺效應進行了較詳細的討論,從理論上給出了沖刷深度比尺效應的修正方法及新的均勻、非均勻推移質輸沙率的計算公式。In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable
為了研究運木船舶在破艙狀態下的浮性、穩性和強度,本文在抗沉性理論的基礎上,運用船舶基本原理,採用了迭代和累計的思想,將船舶的進水過程劃分為很多次進水的積累,詳細計算了運木船在破艙進水的過程中,考慮到各種破艙參數、船舶本身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中船舶本身的傾斜對進水重心的影響,以及艙室內的進水量和木材對破口處進水速度的影響,船舶總的進水速度、進水量、首尾吃水、穩性的實時狀態和最終船舶的總縱強度,給出了計算實例,並進行了在採取用泵抽水前後浮態參數的對比,得出了該船舶在艙室內的貨物積載量達到某個數值時可以保證船舶在破艙進水時不會沉沒,或者在當開口小於某數值時,採取適當的措施后,可以使船舶避免沉沒。Further more, this algorithm also provides the criterion distinguishing edge inflexion and sleek curve section and the method computing inaccurately curvature radius and approximate perimeter. the paper also introduces the use method with cell edge hollow repairing and overlap or conglutination cell segmentation. for example, this algorithm has proved high - speed and has a good effect of cell segmentation on more than twenty groups of conglutinate and absent cells which are gathered from three kinds of cells
同時給出了利用這些參數判別邊界角點,邊界光滑段的判據,以及估算曲率半徑,等效周長的方法;最後,以細胞邊界凹陷的修補和重疊細胞粘連的分割為例驗證了演算法的可行性,該演算法在採集到的30餘組粘連和缺損細胞上進行了驗證,結果表明,該演算法處理速度快,分割效果良好。Attributed to the imported natural pure cotton fabric and nice workmanship, menglan products feature softness, coziness and natural genre
採用進口純天然全棉高檔面料精細製作亮麗大方柔軟舒適給家庭居室增添濃郁的自然風情Magical fire ( eye doctor ) looks at well - being cream of sticking drawing tradition traditional chinese medicine formula famous and precious in tsinghua, is tied in wedlock modern up - to - date medicine result of scientific research, the various chinese medicinal crop famous and precious being carefully chosen, adopt the modern nano - technology and target to poison a technology to being given to, let various active material, tiny molecule, nutrition factor glutathione etc. guide medicine it is all right for to go ahead, the brute force passes through blood eye parclose, make pesticide effect reach nidus directly location, prompt the nutrition replenishing an eye with the part ( include ciliary muscle, retina, crystalline lens, optic nerve ), active eye part cell, improve eye part immunocompetence and oxidation resistance, boost an eye part organizing an assimilation of the new and excretion of the old, microcirculation improving and restoring an eye part, thereby reach eliminate look at strain, purpose improving and improving sight
清華神火視康貼汲取傳統中藥名貴配方之精華,結合現代醫藥最新科研成果,精選多種名貴中藥材,採用現代納米技術和靶向給藥技術,讓多種活性物質、微分子、營養因子谷胱甘肽等引藥上行,強力穿透血眼屏障,使藥效直達病灶部位,迅速補充眼部(包括睫狀肌、視網膜、晶狀體、視神經)的營養,激活眼部細胞,提高眼部免疫能力和抗氧化能力,促進眼部組織新陳代謝,改善和恢復眼部微循環,從而達到消除視疲勞,改善和提高視力的目的。Abstract : a detailed analysis is made of the errors made by the system trace, of the mutual relation between trace error and contour error and of the effect on accuracy produced by contour machining, and some computation formulas have been worked out
文摘:從進給伺服系統動態響應、滯后特性角度,較詳細地分析了跟隨誤差產生的原因,跟隨誤差與輪廊誤差之間的相互關系和對輪廊加工產生的精度影響,並給出了具體的計算公式。Following is the primary work and contributions of this thesis. first, the concepts about data lineage tracing are completed and refined, and the formal definition of derivation set and supplementary set are provided. these definitions form the basis for derivation set tracing
本文的主要工作與創新有以下幾個方面:作者首先對與數據志相關的概念進行了完善和細化,給出了起源集的形式化定義,並提出了補集無關和補集相關的概念。This paper has introduced the design of the instruction mechanical system, servo control system and image collection and processing system of the automatic tester for dial gauges in detail. it is illuminated that the step motor with the card of i / o and the step motor actuator is driven by computer. the step motor drives the surveying rod of automatic tester for dial gauges through the transfer machinery and realizes micro - displacement of the surveying rod
本文詳細介紹了指示表自動檢定儀的機械繫統、伺服控制系統、圖像採集與處理系統的設計,闡明系統是在計算機的控制下,由計算擬通過i o卡、步進電機驅動器,驅動步進電動機,由步進電動機通過傳動機構推動被檢指示表的測桿移動,從而實現測桿的微量進給。This paper introduces an innovative design of m1050 centerless grinding machine which provides automation for feed mechanism, regulation & compensation of wheel & guide wheel and parts inspection in addition, the design principle is also described with a detailed illustration on structure design of the automatics above - mentioned
摘要介紹了m1050無心磨床自動進給、砂輪、導輪自動修正與補償裝置的改造設計及自動測試裝置的設計,闡述了設計原理,詳細介紹了裝置的結構設計。The measurements of discharge coefficients and pressure coefficients along the models with aspect ratios of 0. 5, 1. 0 and 2. 0 were carried out under various aerodynamic and geometric parameters ( reynolds numbers : 20000, 40000, 60000, 80000 ; suction rates : 0. 3, 0. 45 and 0. 6 ; rib angles : 45, 60, 90, 120 ; rib height - to - width ratio h / e : 1. 0 and 2. 0 ; film hole location : middle of ribs. upstream of ribs and downstream of ribs ). based on the abundant experimental data and figures, rules of discharge coefficients and pressure coefficients in dependence of geometric and aerodynamic parameters were given out
根據實驗課題的要求,在寬高比分別為1 . 0 、 2 . 0和0 . 5的內流冷卻通道里,在不同的氣動和幾何參數(雷諾數re分別為20000 、 40000 、 60000 、 80000 ,出流比sr為0 . 3 、 0 . 45和0 . 6 ,肋角分別為45 、 60 、 90 、 120 ,肋高h e分別為1 . 0和2 . 0 ,孔位分別為肋中間、肋下游和肋上游)的情況下,對流量系數和壓力系數以及流場進行了實驗研究,獲得了大量的實驗數據和圖形,較為詳細地給出了流量系數和壓力系數隨不同氣動參數和幾何參數而變化的規律。The results show that, when increasing the feed rate of the grinding wheel, decreasing the rotating speed of the wafer chuck table and using coarser grit grinding wheel, the material removal rate in the wafer rotating grinding increase, the feed rate of the grinding wheel has greater influence on the material removal rate ; when suitably increasing the rotating speed of the grinding wheel, decreasing the feed rate of the grinding wheel and using finer grit grinding wheel, the wafer surface roughness can be reduced ; there exists a critical rotating speed of the grinding wheel ( about 2300rpm ), beyond which the material removal rate evidently decreases and the spindle motor current and wafer surface roughness steeply increase ; when the grit size of the grinding wheel is finer than # 2000, the material removal rate decreases and the wafer surface roughness has no obvious improvement
研究結果表明,增大砂輪軸向進給速度和減小工件轉速,採用粗粒度砂輪有利於提高磨削矽片的材料去除率,砂輪軸向進給速度對材料去除率的影響最為顯著;適當增大砂輪轉速,減小砂輪軸向進給速度,採用細粒度砂輪可以減小磨削表面粗糙度;在其它條件一定的情況下,砂輪速度超過一定值會導致材料去除率減小,主軸電機電流急劇增大,表面粗糙度變差;採用比# 2000粒度更細的砂輪磨削時,材料去除率減小,矽片表面粗糙度沒有明顯改善。The forces in joining the copper pipe to the aluminum radiator through interference fit are analyzed and calculated, and a new technique of pipe screwing and expanding is introduced so that the force of moving forward when the pipe is being expanded is reduced. the structure and working principle of the expanding pipe head are described. the working principle of the designed screwing expander is explained in detail. the structure and characteristic of the special machine are introduced briefly
文章對熱效率較高的銅鋁復合散熱片中銅管與鋁型材散熱片的過盈配合聯接進行受力分析,並進行了必要的計算,同時提出了螺旋漲管新工藝,使漲管時所需要的進給力大大減小;對螺旋漲管機中關鍵部件漲管頭的結構特點與工作原理進行了說明,對設計的螺旋漲管機工作原理與結構特點進行了詳細敘述,同時也對整個螺旋漲管專機進行了簡單介紹。By using the general jigs for the general tools, it is difficult to get terrifically slow feeding speed, stable machining quality and smart micro profile. the overall frame of the control system on micro fabrication process of excimer laser was analyzed and instituted based on its unique characteristics
在微細加工中如果採用傳統的數控加工機床,由於其體積龐大,夾持工具粗重,難以獲得極低的加工進給速度、穩定的加工質量和靈活多變的微小加工輪廓。A special program is designed to perform backward motion of cathode on the old locus when breakdown is occured and go on after geting rid of the occurance
詳細介紹了發生故障時,陰極按原軌跡回退和再進給至原加工點的編程方法。A novel method for multi - scale denoising based on wavelet transform is given in chapter 2. the new method improves the threshold - processing algorithm and present the form of white noise standard deviation at each scale. simulations show that while getting rid of noise mostly, this algorithm keeps the main edges of signal well
該演算法對常規閾值方法進行了改進,給出了各尺度上噪聲方差的計算公式,對多個非平穩信號消噪問題進行了對比模擬研究,模擬結果表明該演算法不但能進一步提高非平穩信號的消噪精度,而且能保留信號主要細節。The reason that slightness shaft part is bended by turning is analyzed in the mechanics, design of radial move system & tool desk in the automatism cnc lathe is advanced, the design has solved the problem of that slightness shaft part is bended by turning with the tool machine structure
摘要從力學角度分析細長軸類零件車削加工變形原因,提出細長軸數控車床徑向進給系統和刀臺一體化設計方案,解決由於機床結構的原因所造成的細長軸類零件車削加工變形問題。Abstract : the paper describes the velocity and position servo system online adjustment method in cnc machine tool
文摘:詳細介紹了數控機床主機廠進行數控系統、進給伺服系統與機床主機聯機調試時應採取的調試步驟。分享友人