閉型公式 的英文怎麼說
中文拼音 [bìxínggōngshì]
閉型公式
英文
closed type formula-
To the end of december 2002, there are 15 standardized funds management corporations in china, they manage 54 contractual type close - end securities investment funds and 19 open - end funds. the assets size of securities investment funds in china reaches almost 100 billion yuan, correspond to about 10 % of the circulating market price of shanghai and shenzhen stock markets
到2002年12月底，按規范化要求我國共成立了15家基金管理公司，管理了54隻契約型封閉式證券投資基金和19隻開放式基金，中國證券投資基金資產規模約1000億元人民幣，相當于滬、深兩市流通市值10左右。There is a choice of a new company form to small and medium enterprises that do not issue stocks outwards with the formulation of south africa close corporation act
南非封閉公司法的制訂，對于南非不向外發行股票的中小型企業來說，有了一種嶄新的公司形式的選擇。Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc
本文根據大量的國內外文獻，對研配液壓機的工作原理及設計結構進行了簡介；對位置同步的控制方法進行了比較分析，提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案；在此基礎上著重對比例閥控非對稱缸建模，最後得到位置控制系統的總體數學模型，從理論上對同步系統動態特性進行了分析，並用pid控制器進行參數整定，減小雙缸同步誤差、提高系統的動態響應性能；其中控制性能的分析藉助于matlab軟體中的simulink工具箱，由已建立的數學模型形成模擬模型，得到可視化的模擬結果，從而利於交互方式下調整參數，了解不同的參數對系統的影響，優化同步系統的動態性能；在深入了解系統的動作特性后，對plc控制研配液壓機的原理進行了探討，針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃，編制出研配液壓機動作控製程序，在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。It also gives the semi - ellipse closing roller forming principle & quot; semi - ellipse + bouncing = round & quot;, and makes the principle formulated and quantitative for the control method and pattern of the pipe forming bouncing. this is the reasonable model for forming of thick wall pipe and high stress pipe
指出半橢圓閉口孔型輥的成型思想是「半橢圓+回彈量=圓」 ，並且使這一思想公式化、數量化，為控製成型管坯的回彈提供了方式和方法，是成型高強度厚壁管的理想模具。Wuxi nakano machinery co., ltd. and japan - field technology, the development of a new type of closed turntable polishing concrete slabs. polished tiles from the radically changed the cooling water production accelerated, workers unable to operate close to the phenomenon ; supported by tanks under the workpiece table, it will not only compensate for the loss millstone, but stable grinding force. different uniform surface quality products ; with the grinding process workpiece turntable and rotating products
無錫中野機械有限公司引進日本技術，全新開發的轉臺型封閉式混凝土地磚磨光機，從根本上改變了磨光地磚生產中冷卻水飛濺，操作工人無法靠近的現象工件轉臺由下油缸支承，不僅能及時補償磨石的損耗，而且磨削力穩定不變，不同產品的表面質量均勻一致磨削過程中產品隨著工件轉臺而轉動，避免了其它型式磨光地磚生產中產品不動而帶來的同一產品表面質量不均的現象。Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。“ shorter product life cycles and accelerating costs spell doom for the older, closed model of innovation, ” prof chesbrough says. “ only by accessing more ideas, and by using these ideas in more new products and services, can organisations keep pace and achieve an economically viable model of innovation
「產品生命周期的縮短和成本的迅速提高，預示著較為陳舊、封閉的創新模式註定滅亡， 」切斯布羅格教授表示， 「只有通過接觸更多的創意，並將這些創意應用在更新型的產品和服務上，公司才能保持發展速度，並實現經濟上可行的創新模式。 」Based on continuous porous medium seepage model, it is assumed that if waterproofing board of complex lining is perfect, the secondary lining is leakproof, thus the formula of external water load on secondary lining with a grouting loop is deduced
以連續孔隙介質滲流模型為基礎，假定復合襯砌中防水板施工完好二次襯砌是封閉阻水情況，推導出了有注漿堵水圈的隧道襯砌結構外水荷載計算公式。The opening stress and the life of crack growth is calculated and compared with the test results and the experience formula. the feasibility of the newman theory of opening stress used in the high strength steel is validated. then through the slice synthesis method, the three dimension surface crack of the weld joint of cone - cylinder is decomposed into many plane through cracks
本文將基於裂紋閉合現象建立的帶狀屈服模型，用在平面貫穿裂紋中，計算此時的裂紋張開應力和疲勞裂紋擴展壽命，與試驗結果和經驗公式比較，驗證newman裂紋張開應力理論在高強鋼中的可行性；然後，用切片合成法，把潛艇結構凸錐柱結合殼焊縫處的三維表面裂紋分解成平面貫穿裂紋，用帶狀屈服模型的理論來分析平面貫穿裂紋，得到裂紋沿深度方向的擴展速率，進而得到潛艇結構的疲勞壽命。Based on the characteristics of the membrane structures, wind - induced nonlinear coupling dynamic response analysis which can be applied to closed membrane structures is developed and the added air mass the pneumatic stiffness and the acoustical damping of the closed membrane structures are deduced. applying the method to an aeroelastic model of wind tunnel test, the displacement the velocity and the acceleration of corresponding prototype structure in time domain are obtained
本文針對封閉式薄膜結構和敞開式薄膜結構推導了全新的非線性流固耦合風振響應公式，其中耦合因素包括附加空氣質量、氣承剛度和聲致阻尼以及相對運動速度，並將此理論應用於一氣彈模型的計算，獲得了位移、速度、加速度時程以及加速度均方根。Closed type formula
閉型公式The guangzhou nine red fine chemical industry limited companies, are located the scenery beautifully, the transportation convenience guangzhou god mountain industrial district, the factory area ten chinese acres, 10, 000 square meter production workshops, introduction overseas first - class cosmetics production line ， has the enclosed air conditioning workshop, large - scale vacuum mulser, fills automatically installs the production line equipment, the advanced examination system, the purification processing system, the disinfection filtration system, and is equipped with complete micro examines the room and the biochemistry checkout room
廣州市九紅精細化工有限公司，位於風景秀麗、交通便利的廣州神山工業區，工廠佔地面積十余畝， 1萬余平方米的生產車間，引進國外一流的化妝品生產線，具備封閉式空調車間，大型真空乳化機，自動灌裝生產線設備，先進的檢測系統，凈化處理系統，消毒過濾系統，並設有完備的微檢室和生化檢驗室。The fourth chapter to the seventh chapter selected and improved fully hermetic rotary compressor mathematic models, condenser and evaporator distributive parameter models, and refrigerant charge inventory models, consulted domestic excellent enterprise " s product and components, and made relevant simulation programs. the eighth chapter used above component models and simulation programs to simulate kfr - hi / lw air - conditioners made in some enterprise, and compared predictions and experimental results
在選用和修改全封閉壓縮機數學模型、冷凝器、蒸發器分佈參數模型和製冷劑充灌量模型並編制了相應模擬程序后，利用以上各部件模型和模擬程序，對某公司生產的kfr - hi lw型分體落地式家用空調器進行模擬，並與實驗結果進行了比較。With the development in depth of china ' s present educational reform, the higher education appears the following inspiring tendencies : the schools run according to the need of market rather than the planning ; the system of running schools developed from the single state - owned to the multiple forms ; the purpose being in the form of combination of public and industry replacing the public form ; the period of learning expanded from the limited to the lifelong ; the way of running schools shifted from the close to the open ; professional training converted from the specialized to the intellect and qualitative ; the investment in education coming from the multiple - way other than the single - way ; the process of teaching changed from the same model to the variety approaches ; and the ideological and political work in the colleges and universities developed complicated and systematic ; the function of the colleges and universities being in the form of education, research and service rather than only the former two ones
摘要當前我國的教育改革正在向縱深發展，高等教育出現了令人振奮的發展勢頭：從按計劃辦學向按市場需要辦學發展；辦學體制從單一國有化向多樣化發展；從公益事業型向公益、產業相結合型發展；學習年限從有限型向終身型發展；辦學模式從封閉型向開放型發展；人才培養由專業型向智慧型、素質型發展；教育投資從單渠道向多管道發展；教學過程從模式化向多樣化發展；高等學校思想政治工作向復雜化、系統化發展以及高等學校從教育、研究功能向教育、研究及服務功能發展。Based on the duncan - chang e - b model, which can simulate earth - rock dam ' s non - linear mechanics behavior well, the paper introduced the nature coordinate system to the stress space. in this way, hydrostatic stress and stress deviator were decomposed each other. therefore, a partial derivative formulation about displacement and parameter in finite element evaluation was derived in a closed form
論文以能較好模擬土石壩非線性力學行為的duncan - change - b模型為基礎，通過引入應力空間下的自然坐標系，分解應力球量與應力偏量，從而導出一個在有限元計算中，位移對參數偏導數的閉合形式公式。This mechanical, self closing tap is a practical solution for taps in daily, intensive use in public toilets and wash - rooms
吉博力機械式自閉式水頭是每天頻繁使用的公共衛生間和洗手間的實用型解決方案。Up to in december 2006, fund of an ancient name for china manages asset dimensions to exceed 65 billion yuan, there is 4 in all below the banner only enclosed fund of fund, 11 open mode ( include two indexes fund ), fund of an asia bond and fund of social security of many whole nations entrust investment combination, it is amount of domestic government fund one of fund management companies with most, the most entire breed
截至2006年12月，華夏基金治理資產規模超過650億元，旗下共有4隻封閉式基金、 11隻開放式基金（包括兩只指數型基金） 、 1隻亞洲債券基金和多個全國社保基金委託投資組合，是國內治理基金數目最多、品種最全的基金治理公司之一。分享友人