線型分子鏈 的英文怎麼說

中文拼音 [xiànxíngfēnziliàn]
線型分子鏈 英文
linear molecular chain
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : Ⅰ名詞1. (鏈子) chain Ⅱ動詞(用鏈栓住) chain; enchain Ⅲ量詞(計量海洋上距離的長度單位) cable length
  • 線型 : alphabet of lines
  1. Our company is specialized in supplying all kinds of terminal block, switch test double block, ground block, fuse block, three - level sensor block with light, double block, universal block, integral block, nylon cable ties, cable ties, releasable cablle ties, self - locking cable tie, marker calbe ties, flexible pipe, cable marker, expansion nail / plug, wire joint, cable clamp, nail clip, screw on wire connector, self - adhesive tie mount, spiral wrapping band, wire connectors, cable tie mounts, nylon fasteners, cable gland, nylon ties, cable terminal, terminals, terminal connector, wiring duct, pre - insulated terminals, cable markers, electrician tools, cabling accessories, plastic cable ties, wire tie, tie wrap, beaded tie wraps, tie wrap adhesive, tie wrap tool, cable, wires, terminal connector, terminal block, nail, nylon cable glands, pe tubing and quick screw connector, circle nail cable clips, self - adhesive tie mounts, expand nails, spiral wrapping bands, screw on wire connectors, copper connecting terminals, pre - insulated electrician tools, wire connectors, cable tie mounts, nylon fasteners, nylon ties, cable terminal, pre - insulated terminals, cabling accessories, plastic cable ties, wire tie, tie wrap, beaded tie wraps, tie wrap adhesive, tie wrap tool, cable, wires, terminal connector, terminal block, nail, nylon cable glands, cable accessories, wiring accessories etc. we offer superior product and best service with competitive price

    我們公司是專門供應各種終端塊,交換機測試雙重座,地面座,保險絲座,三層傳感器座輕雙座通用塊,積塊,尼龍電纜聯系,電纜聯系,松解錨索關系自鎖式電纜接頭,光纜標記關系,軟管,電纜標記,膨脹釘/插頭,電接頭,電纜鉗,夾釘,螺絲電連接,自粘配合摩,螺旋帶包,導連接器,纜配合固定座,尼龍緊固件,電纜壓蓋,尼龍關系,電纜終端,終端,終端連接器,電導管,預終端絕緣,電纜料,電工工具,電纜配件,塑料電纜聯系,配合鋼絲,為配合劇情,串珠配合纏上搭膠包裹,包裹配合工具,電纜,電,終端連接器,終端塊,釘,尼龍索腺體,聚乙烯管材及快速接頭螺絲,圓釘電纜夾,自粘配合固定座,擴大釘,螺旋帶包螺桿導連接器,銅接,預絕緣電工工具,電接頭,電纜接頭固定座,尼龍拉,尼龍關系,電纜終端,預終端絕緣,電纜配件,塑料電纜聯系,配合鋼絲,為配合劇情,配合串珠包,搭包膠,配合工具包,電纜,電,終端連接器,終端塊,釘,尼龍腺體電纜,電纜配件,路配件等,我們提供卓越的產品和最好的服務,具有競爭力的價格
  2. The overall structure of the chromosome of s. nanchangensis ns3226was shown to be linear dna molecule with covalently bound terminal proteins. the chromosome telomeres of this strain were seemingly to lie on the two largest chromosomal asei fragments, but the conclusion needs to be refined

    本研究還對南昌黴菌ns3226染色體的結構進行了探索,初步揭示野生南昌黴菌ns3226的染色體為性dna,末端具有共價結合的末端蛋白,染色體的末端可能處于染色體中最大的兩條ase片段上。
  3. Characterization of molecular - recognition controlled - release from microcapsules through pores with linear - grafted poly nipam - co - bcam chains

    膜孔中有形接枝的微囊的識別控制釋放特性研究
  4. Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed

    論文首先析了風機運行特性及其最佳風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲的可行性,並給出了模擬系統的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,析了交流勵磁雙饋發電機的數學模和在追蹤最大風能捕獲變速恆頻風力發電時必需的定定向矢量控制策略;針對雙饋發電機轉能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;最後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模和控制策略的正確性、可行性。
  5. 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 )提出一種新的速度磁觀測器,新的速度磁觀測器採用自適應閉環磁觀測器代替傳統的積器從而提高磁觀測的精度,並且根據popov超穩定性理論推導出轉速的新自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定的估計精度入手,提出了一種提高定觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在地修正定電阻參數; ( 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總網路化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。
  6. The research prepared pvdf fibers using melt spinning. pvdf is semi - crystalline polymer, and its molecule chain is linear and soft. manufacturing fibers is feasible theoretically, however it is hard in reality and increasing the temperature cannot improve the spinning ability of pvdf

    Pvdf是半結晶性高聚物,而且有一定的柔順性,其成纖性在理論上是可行的,但因溫度對其剪切速率的影響不大,所以溫度的改變並不能提高它的可紡性。
  7. In chapter 2, by defining some concepts, such as constraint unit, constraint aggregate, constraint relation, constraint method, constraint chain, constraint degree and associate constraint sub _ aggregate etc. the basic constraint factors that affect the complex pipeline system packing are fully analyzed in the first. in the following, a mathematical modelling method used for complex pipeline system " optimization packing design is brought forth based on the optimization target decomposing, then a mode of generalized proposal field of the complex pipeline system packing design is constructed. finally, a variant genetic algorithm for the solution of the mode mentioned above is derived

    第二章,通過定義約束元、約束集、約束關系、約束方法、約束、約束度、關聯約束集等概念,對影響復雜管系統規劃布置的基本約束因素進行了較為全面、系統的析;探討了基於目標解的復雜管系統優化布置問題的數學描述方法,建立了面向復雜管系統布置的廣義布置方案場模,並在此基礎上設計了求解該模的變異遺傳演算法。
  8. In two - component model of hydrogen - bonded chains, the system with nonlinear and linear coupling between proton sublattice and heavy - ion sublattice is investigated. fast - mode soliton pair and slow - mode soliton pair are obtained. as for fast - mode soliton the effective mass of the kink in the proton sublattice decreases due to the nonlinear coupling and increases due to the linear coupling. for slow - mode soliton, the thing is quite opposite to that of fast - mode soliton

    在氫鍵量模中,研究質晶格和重離晶格相互作用項中同時含有非性耦合和性耦合兩部的系統,得到快模孤偶和慢模孤偶.對于慢模孤而言,非性耦合降低了質晶格中孤的有效質量,而性耦合增加了質晶格中孤的有效質量;對于快模孤而言,情況正好相反
  9. The integrate supply chain ' s model of the food processing industry is particularly discussed in the thesis, including the general concept, the integrate mechanism, the designing steps and designing technology of the integrate supply chain. based on this discussion, the integrate supply chain in the environment of electronic commerce is analyzed and the integrate supply chain model of the food processing industry is established with large linear target programming

    析了集成化供應的一般概念、集成供應的集成機理,集成供應的構建步驟、集成供應的構建技術;研究了電商務環境下的集成供應;並運用大性目標規劃建立了食品加工業集成供應的優化模
  10. In this paper, high density polyethylene / bentonite nanocomposites were prepared by simple melt compounding, their structures were demonstrated with x - ray diffraction, ft - ir spectra and dta. it was proved that the molecular chain of pe could be intercalated in layered silicate of organobentonite , the intercalation nanocomposites were obtained

    本文採用簡單熔融插層復合法制備高密度聚乙烯/膨潤土納米復合材料,用x -射衍射、紅外光譜和差熱析等手段表徵了復合材料的結構,證實聚乙烯確已進入有機膨潤土的硅酸鹽片層間,形成插層納米復合材料。
  11. Three kinds of the usual methods of rotor flux estimation are compared and analyzed, and the method of rotor flux estimation based on the voltage model is studied in detail. and the output phase voltage is reconstructed by means of the dc - bus voltage and the switching states of the inverter, the effect of the dead time and saturating voltage - drop of the switches on flux estimation is discussed. and the method of synchronizing instant speed identification is also studied deeply

    本文對三種常用的轉觀測方法進行了對比析,在此基礎上著重研究了基於電壓模觀測方法,析了利用直流母電壓和逆變器三相開關管的狀態進行輸出電壓重構方法,討論了死區時間和開關管飽和壓降對磁觀測結果的影響,深入研究了同步瞬時轉速辨識方法。
  12. The paper shows the design and implementation of the software and hardware of the network node controller in a new packet radio network. the controller serves as the network sublayer and data link layer device of the packet radio network

    本文介紹了正在研製中的新組無網節點控制器的軟硬體設計與實現,該節點控制器用於完成組無網網路層和數據路層的功能。
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