experiment value 中文意思是什麼

experiment value 解釋
實驗值
  • experiment : n 實驗;試驗;嘗試 (of) a scientific experiment 科學試驗,科學儀器設備。 a new experiment in ed...
  • value : n 1 價值;重要性;益處。2 估價,評價。3 價格,所值;交換力。4 (郵票的)面值。5 等值;值得花的代...
  1. The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %

    結果表明,在實驗條件下,四種殺藻劑均具有一定的殺藻效果,藻類去除率均隨藥劑投量的增加而提高;原水藻類數量影響殺藻劑殺藻效果,四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低;通過殺藻效果、經濟性以及安全性等方面的綜合比較,對于以有毒藍藻為優勢藻屬的引灤水,四種殺藻劑的優劣程度從優到劣排序為:高錳酸鉀硫酸銅過氧化氫次氯酸鈉;在實驗條件下,高錳酸鉀適宜投加量為0 . 8mg l ,藻類去除率高於90 ,所需的藥劑費用僅為0 . 0068元m ~ 3 。
  2. In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design

    摘要採用1 , 2 -丙二醇、正丁醇和環氧氯丙烷為原料,在相轉移催化劑的作用下反應,通過正交實驗合成了的高環氧值、低粘度的混合醇縮水甘油醚。
  3. The product developed in the experiment enriches the diversity of the deicers, has some application value, and becomes one of the first - choice deicers in cold areas in winter

    此次課題開發的產品,豐富了除冰劑的品種,具有一定的應用價值,成為高寒地區冬季冰雪的首選除冰劑之一。
  4. The pressure drop of the compound tray can be regarded as consisting of dry plate pressure drop, clear liquid resistance, liquid surface tension resistance, and packing pressure drop. the model that has established can fairly predict the pressure drop of the compound tray, the value calculated by the model compared with that detected by experiment is less than 20 %

    復合塔板的壓降可認為由干板壓降、清液層阻力、填料層壓降和克服液體表面張力的壓降四部分組成,所建立的壓降計算模型,能較好地預測復合塔板的壓降,計算值與實驗值誤差在20以內,可用於工程設計。
  5. 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。
  6. This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content. to prevent the insufficiency or excess of sand water content, the amount of the first addition is set as 80 % of the total water addition amount. after the first water addition, we adopt ar model to predict the stable value of sand compactibility to shorten the time mixing the sand. each time we add water, the correction coefficient is introduced to adapt to the change in the composition of sand. the experiment shows that the mathematics model not only makes the water content in sand reach the best range within shorter time, but also directs how the sand composition should be adjusted, which can better conform to the actual situation

    分析了影響型砂緊實率控制精度的因素,建立了型砂緊實率-水分回歸系數的動態模型.為防止型砂水分不足或過量,將第一次加水量設定為總加水量的80 .第一次加水后,對型砂緊實率穩定值採用ar模型進行預測,以縮短型砂混制時間.每次加水后,引入修正系數,以適應型砂組成的變化.實驗表明,該數學模型不僅使型砂水分含量在較短時間內達到最佳范圍,同時可指示對型砂組成進行調整,能較好地符合實際情況
  7. The samples with smaller grain sides were obtained in our experiment, and the properties are corresponding with that of those samples prepared by melting method mentioned previously. several approaches can be proposed for further increasing the thermoelectric properties. preparation of the material with different compositional deviations availably controlled from stoichiometry is one of the ways to change the carrier concentration, and hence to optimize the value of power factor

    該方法獲取的塊體樣品的片狀顆粒的粒度遠小於熔煉法制備的樣品,樣品的性能也與熔煉法相當,如果能有效控制樣品的化學計量比,提高生成物的純度將會更大程度的提高材料的熱電性能。
  8. 3. it is exert through cultivated in a pot experiment cultivation for two month lindane and ddt original pesticide experiment after two month to get soil examine appearing value very low to find to observe. soil sampled form j and n farm which have used lindane and ddt for 40 years, the analysis result showed that the residue of the two pesticides are very high. lindane remains and reaches as high as 996. 06 g kg - 1, and ddt is 3382. 75 g kg - 1 4

    經過盆栽實驗兩個月的培養觀察發現施加到土壤中的林丹與ddt原藥在兩個月的實驗后檢出值較低具有使用林丹、 ddt四十年歷史的北京近郊j 、 n農場中兩種農藥殘留較高,林丹殘留最高可達: 996 . 06 g ? kg ~ ( - 1 ) , ddt殘留最高可達: 3382 . 75 g ? kg ~ ( - 1 ) 。
  9. The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface

    用吊環法測定了十二烷基硫酸鈉水溶液不同濃度與其界面張力的關系,擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ,同時還測得其臨界膠束濃度值( cmc為6 . 5 10 ~ ( - 3 ) m ) ,運用吉布斯等溫方程和動態法分別計算和測定了該溶液系統的界面吸附平衡關系,結論表明: ( 1 )動態法測定結果基本吻合吉布斯方程的理論計算; ( 2 )表面活性劑分子在氣?液兩相界面是以單分子層形式定向有序排列的。
  10. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ,以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  11. Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control

    在太沙基和比奧固結理論的基礎上,先分析了此次試驗的經濟性,經核算直接節約投資22 ,經濟效益十分明顯;隨后對真空堆載聯合預壓法加固軟土路基的沉降量進行了估算,並與實測值作對比分析,得出了真空堆載聯合預壓下的沉降量估算公式,能反映「真空」加固過程的變化規律;同時根據現場和室內試驗,分析了軟土強度的變化,以及給出並驗證了工后沉降控制標準。
  12. First step of the experiment, the research of terminal point pr ' s value, stannic salt solution consistency and reacts solvent that the influence factor of gel to prepare has been carried on

    第一步的實驗,對制備凝膠的影響因素進行了錫鹽溶液濃度、反應終點ph值、反應溶劑的研究。
  13. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  14. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  15. The test data and finite element calculation data were compared, moreover, the ctod value from the experiment and the j value from the experiment and finite element calculation were related

    本文把試驗數據和有限元計算數據進行了比較,並且用曲線擬合的方法,把試驗ctod值和j積分值及試驗ctod值和有限元計算j積分值聯系起來。
  16. The virtual experiment system make the three - dimension modeling language vrml as the core, using java, javascript and web technique synthetically, it has doughtily advanced capability, practicability, and multi - flat roof ability and so on, it makes up the insufficiency of the experiment curricula in the network education, and it is a breakthrough of traditional remote network education, and has a certain extent utility value

    該虛擬實驗系統以三維建模語言vrml為核心,綜合運用java 、 javascript和web技術,具有較強的先進性、實用性及跨平臺性等特點,它彌補了網路教學中實驗課的不足,是對傳統遠程網路教學的一個突破,具有一定的實用價值。
  17. The traditional feudal teaching content " san cong si de " was thrown away completely and new science knowledge was. introduced. the class teaching system was brought in and elicitation method was used in the classroom, and experiment and practice were paid special attention. the combination of traditional and modern education management formed a particular model of missionary girl education, which could offer knowledge and capability to girls and enable more and more educated girl to find jobs and show their life value in the society

    在教育觀念上,首開女禁,創辦女學;在教育體制上,形成了男女分校、男女合校,從小學?中學?大學完整的教育體系;在課程設置上,從小學?中學?大學有完整的課程體系,各階段內容前後銜接,相對完整;在教育教學上, 「三從四德」等傳統女子教育內容被根本否定,而代之以新興的科學知識,運用班級授課制實行啟發式教學,注重實驗、實習;在教育管理上,傳統與現代管理方式交融,形成了獨具特色的教會女子教育管理模式;在學生出路上,女子通過接受教育,為進入社會準備了知識和能力條件,越來越多的女子開始到社會上尋求自己的位置,在職業生涯中體現自己的人生價值。
  18. The error of the model value comparing to the experiment value is less than + 20 % and - 15 %

    模型的預測值與實驗值的上偏差在20以內,負偏差在15以內。
  19. By using quantum statistical theory, we give anti - orientatianon numbers and phonons numbers. we calculate order parameters, by using numerical value method, and compare it with experiment value

    可採用量子統計給出反取向子數和聲子數,我們用數值方法計算了序參量, , ,並與實驗測定值比較。
  20. It indicates that these materials are optimum cadidate for application. the magnetostriction of terfenol - d was calculated based on the model of magnetic domain turning and the model of magnetic domain wall motion respectively. the experiment value is consistent with that of calculation in low magnetic fields

    應用磁疇轉動模型和疇壁位移模型計算了terfenol - d的磁致伸縮,計算結果表明在低磁場下,應用疇壁位移模型得到的計算結果與實驗結果符合較好。
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