rate ratio 中文意思是什麼
rate ratio
解釋
產量比-
Effects of nitrogen rate and ratio of base fertilizer and topdressing on uptake, translocation of nitrogen and yield in wheat
施氮量和底追比例對小麥氮素吸收轉運及產量的影響 -
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的衰變速率估計，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（假設鋁26在早期太陽系中確實是均勻分佈的） 。 -
Variation ratio of dimensional after water rinse, ultimate strength, neps and pile, tearing resistance, bursting strength, joint strength, commissure ' s swerve strength, fabric shift ( slip ), ventilate degree, elasticity ( resilient rate / deformation rate ), anti - water permeability ( hydrostatic pressure ), extension and resilience, abrasive resistance, gets wet the nature, hydroscopicity, stock ' s transverse ductility, fire resistance, antistatic
水洗尺寸變化率（縮水） ，斷裂強力，起毛起球，撕破強力，彈子頂破強力，脹破強度接縫強力，縫口脫開程度，紗線滑移性能（滑脫） ，透氣量，彈性（回復率/變形率） ，抗滲水性（靜水壓） ，延伸及回復性，耐磨性，沾水性，吸水性，襪子橫向延伸，阻燃性能，抗靜電。 -
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。 -
Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node
首先，文中將三相變壓器兩相涌流差流的二次諧波含量比和間斷角作為網路的輸入變量；其次，利用對原有bp網路訓練演算法基礎上的改進型演算法（即在計算本次權值和閾值的變化時增加上一次權值和閾值變化的影響以及採用變學習率，與此同時隱含層神經元個數採用動態形式） ，通過樣本訓練使網路結構模型達到最優。 -
In the process of the synthetic experiment with the pearlizer, the researchers focus their efforts on the exploration of the following areas concerning the artificial pearliser : ( 1 ) the material ratio ( 2 ) the amount of the catalyst used ( 3 ) the effect of such technological conditions as temperature and time on the performance of the final product, and ( 4 ) the ester value, acid value, yield rate, and appearance
在這次珠光劑的合成實驗中，我們主要從以下凡個方面進行了探索研究工作: （ 1 ） （探索了珠光劑合成的）原料配比. （ 2 ） （探索了珠光劑合成的）激活劑用量. （ 3 ） （探索了珠光劑合成中的）溫度、時間等合成工藝條件對產品性量的影響. （ 4 ）探索了酯值，酸值、產率、外觀等。 -
Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted
研究的主要結果具體如下： 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素，確定了浸出鋅浮渣的最佳條件為：液固比為6 ： 1 ，攪拌速度為250r min ，粒度為- 120目，酸浸時間為5 . 0h ，硫酸濃度30 ，鋅浮渣的浸出率大於92 . 0 ； 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上，提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法，並分析和討論了影響除錳率和除鐵率等各種因素，確定了除錳的條件為：溫度90 ， ph值5 . 4 ，反應時間3h ，過硫酸銨達到理論值的1 . 2倍，除錳率超過99 . 86 ；聯合法除鐵的條件為：氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5 -
The reaction activity was influenced by the velocity of gas, and the conversion rate was inverse ratio to the velocity of flow
同時研究了反應氣體流速對h _ 2s光催化氧化反應的影響， h _ 2s的去除率與流速成反比。 -
In this paper, thirty strains of yeast were isolated from nineteen samples of fermented milk ( ten koumiss samples, three fermented goat milk samples, four fermented milk samples, two shubat samples ) which were collected from the west - centre region of inner mongolia from which we aimed to select the yeast with high vitalistic ? galactosidase. according to the results of dedermination that were the metabolism rate and ratio vitality of ? galactosidase, stk - 1 - 1 has been selected. the result of identification showed that stk - 1 - 1 belonged to kluyveromyces marxianus of kluyveromyces
本研究主要以內蒙古中西部地區牧區採集的19個發酵乳樣品（ 10份酸馬奶、 3份發酵山羊奶、 4份酸牛奶和2份發酵駝奶）為研究對象，分離獲得30株酵母菌，從中篩選乳糖酶高活力酵母菌株。根據乳糖代謝率和乳糖酶比活力的測定結果，選出菌株stk - 1 - 1為優勝菌株。經鑒定，該菌株屬克魯維酵母屬（ kluyveromyces ）的馬克斯克魯維酵母（ kluyveromycesmarxianus ） 。 -
With the rapid development of the security stock market especially the stock market in chian ， issuing stock and circulating on market became the first choice of financing for more and more enterprise at the same time ， more and more investors are attracted by the relately high initial return of stock however ， the problem of ipos underpricing always exists in the stock market according to the data of more than one thousand chinese stocks ， most new issues had great raise in the first trade day ， and investors could acquire higher initial return than the average return of the stock market or the same industry we find that initial returns on a - share ipos average reached 132. 24 percent the main body of this paper is made up of six sections ： in the first part ， we introduced the method of the estimate of pricing decision ； in the second part ， we analyzed the method of the pricing decision and issuing system in china ， discussed the advantage and weakness of the various issuing methods ， and compared the economic efficiency between the examine and approve system and authorization system ； in the third part ， we analyzed the reason of ipo ' s underpricing in detail from information economics and other factors and combined with the environment of the chinese stock markets ， we analyzed the special characteristics in china and how they effect the ipo ' s underpricing in the fourth part ， we analyzed the data of chinese stock market with spss ， made a analysis of the administrative pricing decision and market pricing decision ， studied the underpricing phenomena of chinese stock market ， and analyzed it ' s causes ； in the fifth part ， we made a analysis of the examine approve system and authorization system ； and in the last part ， we drew some conclusions and put forth some policy advices the follow are the conclusions and policy advices in this dissertation ： （ 1 ） from the results of this empirical study ， we found that the issuing price - earning ratio and the market situation before ipos are strongly and positively associated with the underpricing of shares ， the issuing scale of ipo and the hit rate are strongly and negatively associated with the underpricing ； （ 2 ） we found that after the abolishing of ipo ' s p / e ratio and the using of authorization system ， there is no significant difference among the underpricing of shares ， but considered with the market entironment ， we think that the ipo ' s underpricing has been correspondingly reduced （ 3 ） to reduce difference between the primary market and the second market ， we suggested that we shall bring the " over - allotment option ( oao ) " to bear and resume the state - owned share and corporate - owned share to circulate on market as soon possible
本文的主體由六個部分組成：第一部分介紹新股發行定價的估值方法；第二部分對我國的發行定價方式和發行制度進行分析，探討不同發行定價方式的優缺點，以及審批制和核準制經濟效率分析；第三部分從信息經濟學角度和其他因素的角度詳細分析造成新股發行抑價的原因，並結合我國股票市場實際情況，分析了我國市場的特有因素是否及如何影響一級市場的發行抑價程度的；第四部分利用統計分析軟體spss對我國新股行政化和市場化定價進行實證分析，主要包括新股發行行政化和市場化定價方式的實施情況和效果分析、新股發行行政化定價方式的實證分析，以及新股發行行政化和市場化定價方式的比較實證分析；第五部分利用統計分析軟體spss對我國新股發行審批制和核準制進行實證分析；第六部分是本論文的主要結論。本文的主要結論和建議有： （ 1 ）從實證分析結果看，我國新股發行抑價與市場環境、發行市盈率呈顯著正向關系，與發行規模、申購中簽率等呈顯著反向關系。 （ 2 ）取消發行市盈率限制和實施核準制等市場化改革措施並沒有降低發行抑價的絕對水平，只是由於市場環境的因素，發行抑價的相對水平才有所降低。 -
The effects of salt - coagulants embedment ratio on instant soybean curd strength, water losing rate and organoleptic evaluation were studied
摘要研究了鹽類凝固劑的不同包埋比例對即食豆腐腦的凝膠強度、失水率及感官評定得分的影響。 -
And we come to the following conclusions : ( 1 ) looked from the returns ratio target that, all funds achievement are better than the market datum combination ’ s in the sample time, but the funds overall achievement is inferior to interest rate ; ( 2 ) after the modification of the risk factor, our mutual funds outguess the market ; ( 3 ) there is not enough evidence that indicate that chinese security investment funds have choosing ability in the market opportunity and choosing ability in the security. ( 4 ) the achievement in the past of the fund can not represent market manifestation in the future of the fund. this article innovation mainly has following several aspects : ( 1 ) have established the overall target of a appraisal fund achievement and gone on the real example to analyze with the mathematics model, having solved the inconsistency problem of appraising the result of many kinds of
在此背景下，本文希望通過借鑒國外對基金業績評價方面的經驗，結合我國的國情嘗試盡可能真實的、多角度分析我國證券投資基金在不同市場時期的業績特點，如投資基金的回報及其承擔的風險，基金經理的擇時能力和選股能力究竟怎樣，基金業績是否具有持續性等等，為基金投資者、監管者、基金管理公司以及基金的發展提供一些參考，以引導社會資源更多地流向擁有理性投資理念、資產管理能力出色的基金管理公司，實現資源的優化配置，進而推動市場投資理念走向成熟。 -
They varied both chamber pressure and mixture ratio, making use of a stepfunction change in the oxidizer injection rate.
他們通過用氧化劑噴射速率階躍函數變化的方法來改變氣室壓力和混合比。 -
Voluntary termination rate is the ratio of the number of policies lapsed or surrendered during the year to the average number of policies in force and is a measure of the persistency of business
保單自願終止比率是年內失效或退保的保單數目與有效保單數目平均數的比率，用以量度業務的持續性。 -
2, under equally see the quantity, compress the calculate way s exportation code plain deal connect the good and bad that decide its function of the good and bad, or say, output the code the term of same alike rate the bottom, and the portrait quantity reflected the function of the compression calculate way. adopt with dv all because of the m - jpeg an inside compress the way, efficiency of their compression certainly want lower than mpeg2. certainly, this is an average circumstance, at the time that low code rate, the mpeg2 can compare the m - jpeg compression the ratio high and a lot of but keep the good diagram to resemble the quantity ; but at request the diagram to resemble the quantity the good time for example the sow the room program edit with empress period creation, their difference to is not very big. too is to say, just at the compression efficiency that not emphasize the portrait quantity that the circumstance, mpeg2 is high
2在同樣的視頻質量下，壓縮演算法的輸出碼率直接決定其性能的優劣，或者說，輸出碼率相同的條件下，圖象質量的優劣反映了壓縮演算法的性能。由於m - jpeg和dv都是採用幀內壓縮方式，它們的壓縮效率當然要比mpeg2低。當然，這是一個平均情況，在低碼率的時候， mpeg2可以比m - jpeg的壓縮比高很多而保持較好的圖像質量而在要求圖像質量很好的時候比如演播室節目編輯和後期製作，它們的差別不是很大。 -
The most important feather in this design is that the number of motors have controlled only in two and de - scend the motors on the base. ( one motor used for turn motion of the base, whereby maked the manipulator motion in throughout space. another motor used to drive the manus ) excepted for adopped synchronization bell which have light weight and accu - rate gear ratio to reliefed relatively the weight of manipulator ' s device
在本設計中除了採用材質輕而又傳動比準確的同步帶傳動可以相對減輕手臂傳動機構的重量之外，最主要的特點足將電機數量控制在兩臺（一臺用於底座的回轉運動，從而實現機械手在整個空間的運動；另一臺用於驅動手臂的運動）並將電機下置於底座。 -
Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials ， work - piece materials ， amplitude ， machining load ， slurry concentration ， tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg
文摘:通過以wedg放電加工手段製作微細超聲加工用工具，在採用工件加振方式的微細超聲加工機上對碳酸玻璃、半導體硅等硬脆材料試件進行微孔加工的實驗，來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜載荷、磨料懸浮液濃度、工具長度及工件尺寸等重要因素對加工速度、工具損耗率的影響，為微細超聲加工技術的實用化提供參考依據。 -
In addition, a theoretical model was also developed to predict the width of the two - fluid hydrodynamically - focused stream for a given volumetric flow rate ratio, dynamic viscosity ratio of the two - fluid, and microchannel aspect ratio
而粒子混沌行為強度可藉由李亞普諾夫指數量化，因而找出其最佳切換頻率，此最佳切換頻率也經由直接數值模擬方式被驗證。 -
This thesis analyze different cases where the sampling rate ratio is integer, rational, and irrational, in which the emphases is the irrational case
本文對于速率變換的整數倍、分數倍和無理數倍不同情況進行了詳細的分析，其中無理數倍的速率變換是本文研究的重點。 -
The rate ratio decreased with age, falling from 3. 3 in patients aged 18 to 39 years to 1. 6 in those aged 75 year or more
18歲到39歲的病人與75歲或以上的病人相比，並發癥發病比率分別是3 . 3和1 . 6 ，可見並發癥發病比率隨年紀增長而減少。
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