rate of approach 中文意思是什麼
rate of approach
解釋
逼近速度-
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設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，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率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。 -
This is a feasible approach because of the very low rate of formation of the relevant cross - links : the cellular energy budget would not be significantly impacted
這是一個可行的方案，因為有關的交聯鍵形成得很慢：細胞能量預算不會受到很大沖擊。 -
Through the comprehensive study of the consumption rate of resident in china, the article advances the problem of moderate consumption rate from scattered research to systematic analysis. in doing this, it lays a solid theoretical foundation and provides an effective working approach for the solution of the immoderation of china ' s consumption rate
通過對我國居民適度消費問題的系統研究，使適度消費率問題由簡單的分散研究上升到系統分析，為我國消費率非適度問題的合理解決奠定了理論基礎，提供了工作方法。 -
The so - called leapfrogging - oriented economic growth refers to backward countries making use of advantage of their backwardness to approach or even overtake forward countries in short time by capital accumulation, efficiency enhancement and technology innovation to achieve unbalanced and transnormal development. the process embodies not only the rapid improvement of the rate of economic growth but also the improvement of the quality of economic growth
所謂的蛙跳型經濟增長（ leapfrogging - orientedeconomicgrowth ）是指后發國利用后發優勢，通過資本積累、效率提高和技術創新，實現非均衡、超常規發展，在較短的時間內接近、甚至趕超先發國水平的一種增長方式和增長過程。 -
The application of sa and heuristic algorithm in packing problem is studied deeply. an improved sa, which utilizes heuristic approach in search tragedy and movement tragedy, is introduced and manifested to enhance the rate of convergence with an extent of exact solution
對sa演算法和啟發式演算法在布局問題中的應用進行了研究，為提高收斂速度同時保證一定精確度，對sa演算法進行了改進，在演算法的搜索策略和變動策略中應用了啟發式方法，縮小布局狀態空間的搜索。 -
The degree of mixing and the rate of approach to uniformity will depend on the frequency of turnover of solids.
混合的程度和達到均勻混合的速度，將由固體顆粒在單位時間內翻轉的次數來決定。 -
This thesis focuses on techniques of dynamic fault tree in system reliability modeling and its qualitative and quantitative analysis. it studies bdd solution for static sub trees 、 markov chain solution for dynamic sub tree briefly and the modularization of dynamic fault tree ; presents the algorithm for top event occurrence rate of dynamic fault tree based on weibull distribution. then this thesis presents a new approach to solve top event occurrence rate and a new generation algorithm of minimal cut sequence of dynamic fault tree that deviate from markov model completely
本文著眼于動態故障樹在系統可靠性建模及定性定量分析中的技術，研究了基於bdd的靜態子樹分析方法、基於馬爾可夫模型的動態子樹分析方法以及動態故障樹模塊化方法，並提出了基於威布爾分佈的動態故障樹頂事件發生概率計算方法;提出了一種完全脫離馬爾可夫模型的求解動態故障樹頂事件發生概率的方法和一種最小順序割集的生成方法。 -
It is desirable for all related insiders and outsiders to discern all potential risk in advance. this paper, with the adoption of special treatment resulted from abnormal financial position as the indicator of financial distress, the univariate variable analysis and multiple variable analysis as the research approach and some financial ratios as variable, tries to find an optimal financial distress prediction model of chinese manufacturing listed companies based on public accounting data. our finding demonstrate that five general financial ratios and three ratios concerning the cash flow have better predicting ability, the erroneous classification ratio are low. these five general financial ratios are earning per share, return on net assets, return on gross assets, growth rate of net profits, growth rate of net assets ; the three ratios concerning the cash flow are net cash flows from operating activities per share, net re - earnable cash flows / current liability, net cash flows from operating activities / net profit
研究結果表明，在單變量分析中，每股收益、凈資產收益率、總資產報酬率、凈利潤增長率、凈資產增長率這5個財務比率的錯分率較低、預測能力較強；經營活動凈現金流量與凈利潤之比、每股經營現金流量、可重復賺取的現金凈流量與流動負債之比這三個現金流量財務比率對于預測上市公司財務困境具有有效性；多變量分析中，應用費雪判別分析和典則判別分析得到兩個判別模型，在典則判別分析中，應用兩種方法確定所建模型的最佳分界點，檢測證明應用所得兩個判別模型進行財務困境預測的準確率很高。 -
Certain decision approaches consist net present value approach, internal rate of return approach and payback period approach
確定性決策方法包括凈現值法、內部收益率法和投資回收期法。 -
Conclusions could be drawn out through a positive analysis of some port companies : the factors that have a positive effect on the strategic target are the rate of main business return, the velocity of the assets, while the capital structure and the rate of the increase of the increase of investment have little effect, which illuminate that the port company should focus on the main business to enhance the return of net assets, it also shows that the business of the list port companies is over - concentrated, and should be diversified to lessen the operating risk ; the companies should accelerates the turnover speed of the assets ; the appropriate structure of the assets can bring benefit to a company, but the ultimate approach to enhance the return of the net assets is to look for items with high return ; the sightless investment made the increasing speed of return lag behind the expanding speed of the capital ; and result in no scale economic benefit
本文通過對部分港口類企業進行計量分析后發現港口企業的資本結構和投資對凈資產收益率沒有顯著的影響，而港口企業收入過分集中。針對未來財務環境發生的變化，本文從戰略財務管理的角度對南京港口集團公司提出以下建議：在投資領域，今後應以綜合物流為契機，專業化與多元化並重；適度發展集團化經營；優化資源配置，提高資產營運效率。在融資領域，要合理選擇融資渠道，降低融資成本，更多關注債務融資；確定合理的資本結構，控制負債風險，建立償債保障機制。 -
A grey - system - theory - based approach for predicting the leaching rate of heap leaching
堆浸浸出速率的灰色預測 -
This blitz approach induced a high rate of compliance with removal orders and will now become a regular feature of the buildings department s enforcement strategy
由於這次特別清拆行動令到遵從清拆令的比率顯著增加，因此這類行動現已成為屋宇署執行策略的一個常規項目。 -
Accordingly, a new framework, which provides a common scheme for the numerical simulation on the macroscopic behavior of ferroelectrics though multi - scale analysis on the coupled thermo - electrics - mechanical behavior of multiphase in heterogeneous material, is induced to construct the effective constitutive equation of multiphase. in chapter four, based on the law of domain nucleation and domain wall motion of 1800 domain switching, a new scheme of domain switching and numerical simulation approach is put forward on the foundation of thermodynamics. driving traction, nucleation criterion, velocity of domain wall motion, kinetic relation and rate of domain switching in a single grain are given
第四章以鐵電體1800疇變的過程中形核規律和疇界運動規律的實驗觀察結果為基礎，根據熱力學理論建立鐵電體疇變的理論框架和數值模擬方法；給出了單疇內疇變驅動力、新疇形核準則、疇界運動速度公式、疇變動力學的表達式，單晶的疇變速率公式；用細觀力學的觀點給出了對多晶鐵電體多場耦合的有效性質進行包含疇變速率影響的多尺度分析方法。 -
The main contributions of this dissertation are summarized as follow : ( 1 ) an ilc approach combining feedforward with current feedback is developed based on optimal feedback control and the gradient method. a sufficient condition that guarantees the convergences is given for linear system. the procedures of designing the algorithm can employ lqr, h2 or h approaches to improve the convergence rate of learning in iterations
本文的主要成果有： 1 、在開閉環綜合迭代學習控制結構的基礎上，分析了利用梯度下降法設計前饋迭代學習控制器時，為保證演算法的收斂性，閉環控制系統應該滿足的充分條件，並依據提高演算法收斂速率的優化條件，給出了基於lqr 、 h _ 2和h等優化控制技術的迭代學習控制演算法的設計方法。 -
These microlites and richer amorphous region will benefit the polycondensation reaction of pet, the diffusion of volatile by - products, and the approach of the end - groups of pet molecular chains by forming more routeways, which may result in the higher rate of ssp
作者認為這些更多數量的微晶體有利於固相縮聚過程中副產物小分子的擴散去除及pet大分子鏈端基的擴散接近，從而在宏觀上表現為pet mmt的固相縮聚速率大大提高。 -
When the utility function approach is uses and both goods are consumed, utility maximization occurs when the ratio of the marginal utilities of the two goods ( which is the marginal rate of substitution ) is equal to the ratio of the prices
當效用函數方法被使用，並且兩種的商品都被購買時，兩種商品的邊際效用比率（即為邊際替代率）等於價格比率，效用最大化便產生了。 -
In this approach, the transmission rate of the animation is equal to the size of the pixmap representation of an animated object ( graphical image ) multiplied by the number of graphical images per second
在這種方法中，動畫的傳輸速率等於動畫物體的位圖表示的大小乘以每秒鐘傳輸的位圖像。 -
Secondly, the delay and multiply approach is used to detect the ds signals and estimate the chip rate of pn sequence, and then an improved algorithm is proposed. the algorithm is deduced and the theory simulation results are given
然後採用延時相乘法對直擴信號進行了檢測和pn碼速率估計研究，提出了改進演算法，給出了演算法推導和理論模擬。 -
Theory simulation results show that the methods mentioned are feasible to detect and estimate the short pn sequence modulation ds signals whose pn sequence length is 63 to 1023. the delay and multiply approach can be used to estimate the chip rate of long pn sequence modulation ds signals, and the improved algorithm of it is available in lower input snr. the performance of the
延時相乘法對長pn碼調制信號pn碼速率估計也適用，其改進法的信噪比容限比改進前降低;二次功率譜法和倒譜法對短pn碼調制有很好的檢測和估計性能，但對長pn碼調制不適用，而基於延時相乘的二次功率譜法可以很好的估計出長pn碼調制信號的pn碼周期。 -
Abstract : the concept, absolute utilization rate of approach speed in long jump refers to the ratio of the athlete ' s horizontal speed of cg at the moment of taking off to his / her absolute speed in running
文摘: 「跳遠助跑速度絕對利用率」是指：運動員踏板瞬間人體重心水平速度與運動員平跑中人體重心最高水平速度（絕對速度）的比值。
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