轉置鏈 的英文怎麼說
中文拼音 [zhuǎnzhìliàn]
轉置鏈
英文
transpose chain-
In order to facilitate the study of biological function of add gene cluster, e. coli - s. avermitilis intragenus conjugation system was established. in addition, phz2114 for the replacement of the entire add gene cluster and phz2130 for disruption of adda were constructed
建立了除蟲鏈黴菌的接合轉移系統,並構建了用於置換全部基因簇的基因置換質粒phz2114和adda的基因中斷質粒phz2130 ,為研究除蟲鏈黴菌add基因簇的生物學功能奠定了基礎。Using a chain element with integrated thin - film sensor, the tensile force is measured on straight sections and in diversions over the entire conveying section of a bottle cleaning plant
採用集成薄膜傳感器的鏈式元件,可以測量清瓶車間的直線設備部分和整個傳輸部分的轉向裝置。A device for shifting gears on a bicycle by moving the chain between sprocket wheels of different sizes
脫軌器,轉撤器通過在不同大小的扣鏈齒輪間移動鏈條而轉換自行車齒輪(換檔)的裝置Based on the analysis of designed cad graphics and the given parameters, computer can convert the cad graphics to a acdbpolyline which can simulate the routine of the conveyor chain. then by using the method of point - by - point strain calculation, computer could figure out each point ’ s strain of the chains under different load states, and get the results such as strain ’ s maximal and the minimal values and their positions, weight of the strain equipment and power of the drive electric - machinery that the conveyor need
通過對設計的cad圖形和給定參數的分析,將輸送鏈運行軌跡轉化為一條可模擬輸送鏈軌跡的多義線,然後用逐點張力計演算法動態地計算出各種加載狀態下輸送鏈上各點的受力,得出最大、最小受力點的力的大小和位置,拉緊裝置的重量,驅動電機所需的功率等結果。Streptomyces low copy number plasmid scp2 * is also employed for the cloning and recovery of large dna fragment from streptomyces. as scp2 * can accommodate large dna insertions and is efficiently transmissible among its permissive hosts such as s. lividansbut seemed to be unable to replicates in streptomyces sp. fr - 008, it might be a suitable vector for the cloning of the entire fr - 008 pks gene cluster through gene replacement followed by conjugation with 5
Scp2 *可以在變鉛青鏈黴菌等許可宿主內復制並在許可宿主間有效轉移,但似乎不能夠在鏈黴菌fr - 008中復制,因此可能適合於在鏈黴菌fr - 008中通過進行基因置換及隨后的鏈黴菌fr - 008和變鉛青鏈黴菌間的接合過程來克隆完整的fr - 008生物合成基因簇。Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control
本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。Flux position & error in flux magnitude and error in torque are used as fuzzy state variables. fuzzy logic is used for choosing the switching state. a fuzzy logic controller can choose the switching states according to a set of fuzzy rules based on both specialists " experience and knowledge, which improves the response performance of the system effectively during start - up and change in load
作為本文的一個創新點,針對普通的直接轉矩控制在給定轉矩躍變時反應較慢的缺點,提出了一種模糊控制器,把磁鏈位置、磁鏈誤差和轉矩誤差作為模糊輸入變量,應用模糊邏輯來確定逆變器的開關狀態,該模糊控制器根據一套基於專家經驗和知識的模糊規則來選擇開關狀態,從而有效地提高了系統在啟動和負載突變時的響應速度。It makes finite element analysis for no - load motor, full - load motor and armature magnetic field singly acting motor, and it gets distributing map of magnetic field and static characteristics curve as different rotor angle and different armature current in a permanent magnet circle for the motor, it analyzes and explains influences of armature magnetic field on the inductance characteristics of windings
分別對電機空載、負載以及電樞磁場單獨作用3種情況下進行了有限元分析,得出在1個永磁磁鏈周期內不同轉子位置角和不同電樞電流作用下的磁場分布圖以及靜態參數特性曲線。The purpose of this creation research paper is trying to use the concepts of " value chain " and " smiling curve " that used in running business, and the concepts of " reinvention of irs " and " tax - system modernization of local tax office " that contemplated in taiwan to develop the innovation concepts and create a new service program in running tax administration to upgrade the satisfaction of service quality from taxpayers
本文的內容系利用企業經營思維諸如:價值鏈、微笑曲線,發展出稅務行政創意新思維,並以美國內地稅局所稱內地稅局再造所建立的稅務行政改革理念及其行政措施,結合我國稅捐稽徵處為配合電子化政府,推動稅務自動化,執行稅務主機汰換暨應用系統轉置計畫,發展出我國行政機構之行政創新觀念與創新措施,以提升民眾對服務品質的滿意度。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。In order to decrease the cost, simplify the structure of the pmsm servo system and at the same has no effect on the system performance, this paper uses hall element as the position sensor, which has very low solution but very low cost, and in order to realize sinusoidal current drive of pmsm, this paper presents a new rotor position estimator based on flux estimation
為了降低成本,簡化系統,本文採用低解析度的霍爾元件作為pmsm伺服系統的位置傳感器,採用基於磁鏈觀測法的低解析度位置傳感器控制技術,來估計電機轉子的實時位置和轉速,實現電流的正弦換向,減小轉矩脈動。Package handling module ( package _ server ) is responsible for assigning all received messages, which can advance real time capability ; communication agent module ( sp _ agent & smc _ agent ) is responsible for communicating with external entities, but does n ' t identify message contents, which can lighten burden of package handling module ; store - and - forward module ( store _ server ) completes store - and - forward mechanism by setting up timer, and implements overtime retransferring and failure handling ; routing module ( route _ server ) is responsible for maintaining the links with the other ismgs to implement routing ; feeing module only consists of some functions which can be called to record message items
其中,業務處理模塊( package _ server )負責分派所有收到的外來消息,提高實時性;通信代理模塊( sp _ agent & smc _ agent )負責與外界實體通信,不具體識別消息,可減輕業務處理模塊負荷過重的壓力;存儲轉發模塊( store _ server )通過設置計時器完成存儲轉發機制,實現超時重傳和失敗處理;路由模塊( route _ server )負責維護與其他網關的通信鏈路,實現路由;計費模塊只是一些可供調用的函數,用來完成話單記錄的功能。The unique pacific tilting disc check valve internal disc hanger not only eliminates potential leakage through external hinge pins, but because the hanger shelf is machined parallel to the seating surface, it allows adjustment of the disc / seat if seat repair is ever required
獨特的美國太平洋翻轉式閥瓣止回閥內置閥瓣鉸鏈銷不但消除了穿透閥殼的鉸鏈銷可能出現的泄漏現象,而且由於經過機加工的支架平行於閥座表面,使得維修閥座時,能夠調整閥瓣/閥座。In order to minimize the torque ripple of srd, the dissertation further design the intelligent torque control system, introduce the instantaneous torque control strategy based on torque distribute function, which is implemented by the flux linkage controller of srm. furthermore, considering the multi control parameter, the article also found the rotor position angle controller based fuzzy logic so as to optimize the whole control system and effectively reduce the torque ripple
為了降低srd系統的轉矩脈動,本文在所建模型的基礎上,設計出智能化轉矩控制系統,利用轉矩分配函數,提出瞬時轉矩控制策略,同時採用磁鏈控制器來實現;考慮到srd具有可控參數多的特點,本文同時建立了優化轉子位置角的模糊控制器來達到智能化轉矩控制的目的,從而有效抑制sr電機的轉矩脈動。A movable structure used to close off an entrance, typically consisting of a panel that swings on hinges or that slides or rotates
門一種用於關閉入口活動裝置,典型的由一塊板上有鉸鏈轉動或為拉動式或為旋轉式的組合It can be seen from dtc space vectors whose flux linkages are discrete in space that the dtc method is also a discrete control approach for motor drives, which is consistent with ac step motion control in control ideology. but in dtc control, fast torque response and speed performance are the final objective, which can not achieve position control of synchronous motors
從直接轉矩控制中的空間電壓矢量的概念可知,它也是一種電機的離散控制策略,磁鏈在空間是離散化的,和交流步進理論的控制思想是一致的,但是它最終是為了較快的轉矩響應和速度調節特性,無法完成同步電動機的位置控制。In this study, we examined class 1 and 2 integron in shigella sonnei and shigella flexneri isolates from hangzhou, china, to investigate their distribution and determine their gene cassette arrays and their location in genome. a atypical class 1 integron without 3 " conserved region was found to prevail among shigella flexneri isolates, and the excision models of it ' s gene cassette were charactered by inverse pcr. moreover the roles of gene cassettes in the atypical class 1 integron and class2 integron to confer resistance were discussed
本研究對杭州地區近年分離的福氏和宋內氏志賀菌株進行類和類整合子的檢測,了解其分佈特徵;進一步通過克隆測序和southenblot ,確定其攜帶的基因盒組成特徵以及其在基因組中的位置;在研究中發現了一種缺少3 』保守區的非典型類整合子,通過反轉pcr了解此整合子的切除基因盒的特徵;並對非典型類整合子和類整合子各自攜帶的aada賦予宿主菌鏈黴素抗性的不同能力,進行了探討。By adopting the partial coordinates system and the turning angle of globe hinge the position of moving platform was described, and the influence on working space of parallel robot affected by factors of turning angle of motion pair, rod length and interference of branch chain etc. was analyzed
摘要選用局部坐標系和球鉸的轉角描述了動平臺的位置,分析了運動副轉角、桿長、支鏈干涉等因素對並聯機器人工作空間的影響。Rotating hinge prosthesis knee replacement for the treatment of malignant bone tumors around the knee
旋轉鉸鏈型人工膝關節置換治療膝部惡性骨腫瘤However, this law also sets obstacles for the valuable transferring, the limitation for mortgage transferring means, the setting for the right of approval for the contracting party. in some sense this cut the chain of transferring the right to contract for management, and goes against forming a fluent transferring order of the right to contract for management
但是,立法對轉讓的有償要求,對抵押等流轉方式的限制,對發包方在流轉過程中同意權的規定,又在事實上為承包經營權的流轉設置了障礙,在一定程度上割斷了承包經營權流轉的鏈條,不利於形成順暢的承包經營權流轉秩序。分享友人