最佳收得率 的英文怎麼說
中文拼音 [zuìjiāshōudelǜ]
最佳收得率
英文
optimum yield-
With phosphato - tungstic acid as catalyst and phosphoric acid as dehydrant, n - phenylmaleimide was prepared from aniline and maleic anhydride by two - step method. the yield was 88. 7 % and the purity was 98. 2 %
以順酐和苯胺為原料，磷鎢酸作催化劑，磷酸作脫水劑，採用兩步法制得n -苯基馬來酰亞胺，得到最佳反應工藝條件，產品收率為88 . 7 % ，純度為98 . 2 % （質量分數） 。Rate - distortion analysis and rate control play a key role in video coding and communication systems by providing the rate - distortion optimized compression performance, assuring the successful network transmission of the coded video data, and achieving the best visual quality at the receiver
為了取得最優化的壓縮效率，確保編碼數據在通道成功傳輸，並在接收端獲得最佳的視頻質量，率失真優化和碼率控制技術具有重要的地位。It is also discussed how to get the optimum polarization state of the antenna when the scr is optimum. not only the power of cylinder in air but in rain are used in calculating the scr
對于非相干目標，文章用kennaugh矩陣得到接收功率，然後用拉各朗日乘子法求出最佳極化狀態和最優接收功率。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。In this paper, a method to evaluate hardware performance of laser detection system with the array signal estimation is proposed. and the optimally weight vector of array signal can be acquired by the doa estimating of received signals. in order to acquire the maximum output power of expected signals, summation of weight vector is applied
提出用陣列信號源的估計來判斷激光檢測系統硬體性能；用接收信號波達角的估計得出陣列信號最佳權向量；用權向量的加權求和獲取期望信號的最大輸出功率，同時基於davidl . donoho軟閾值理論，進行多層小波降噪，重構原始路面信號。To established the optimum preparation condition orthogonal experiment was used comparing with the receiving of inclusion and oil content. tlc analysis was showed same between inclusion compound and volatile oil
摘要採用正交實驗法，通過測定青蒿揮發油包合率和包合物產率測定油利用率、包合物收得率及含油率確定最佳包合工藝，並應用tlc對包合物進行定性分析。Under the optimum preparation conditions, the particle dimension of the resultant vo2 synthesized is 0. 5 m, the yield is more than 90 % and the purity is 99 %
在最佳合成條件下，所得產物vo _ 2的晶粒尺寸在15 . 2nm左右，收率達90以上，純度為99 。Selects only is presently worth, internal returns ratio, the investment recoupment period, the essential freight rate and the synthesis economic indicator took the weight body form plan the standard, obtains the best body form plan through the analysis computation
選用凈現值、內部收益率、投資回收期、必要運費率和綜合經濟指標作為衡量船型方案的標準，通過分析計算得出最佳的船型方案。The combination absorbs microwave well with the least reflectivity of - 31. 59db, and minimally having 2. 31ghz - frequency band. these results illuminated the directional law of combined materials, it is that, when the double deck with the different thickness, no matter what is absorbing or transforming layers, its absorbing performance would not be influenced on the whole. when the double deck with the same thickness, the combining sequence of materials would cause crucial influence on its absorbing performance
在8 . 2 12 . 4ghz頻段內，最小反射率達- 45 . 93db ，有效頻寬為4 . 0ghz ；當變換層和吸收層厚度相同，總厚度為2mm時，要獲得較好的吸波性能，必須以高溫處理的材料作變換層，低溫處理的材料作吸收層，即存在材料組合的方向性，其中以1000分別與600 、 700處理的材料組合性能最佳，其最小反射率為- 31 . 59db ，有效頻寬最小為2 . 31ghz 。This factory is domestic takes the lead to produce the plasticmechanical device the specialized factory, take the abundant technicalforce as the backing, unceasingly absorbs the domestic and foreignnewest technical achievement, achieves the best benefit for the user
本廠系國內率先生產塑料機械設備的專業廠，以雄厚的技術力量為依託，不斷吸收國內外最新科技成果，為用戶爭得最佳效益。分享友人