main chain 中文意思是什麼

main chain 解釋
主鍵
  • main : adj 1 主要的，主，全，總。2 充分的，盡量的；全力的，有力的。n 1 體力，氣力；力〈僅用於 with might...
  • chain : n 1 鏈子，鏈條；項圈；表鏈。2 連鎖；連續，一系列，一連串；（山）脈。3 〈常 pl 〉鐐銬；羈絆，拘束...
  1. Model gk39 high - speed bag sewing closer is adopted a special part, which the needlecan move together with the looper. the machine is equi pped with aluminum alloy house, gear running, needle bar and looper system to form double - thread chain stitch. the main running parts are adopted bearing and the machine has the special design such as automatic oil dripping lubrication system, roller feeding and needle feeding in step having the automatic cutting system

    說明：本機gk39為高速封包縫紉機，是唯一採用「紉針機構」針同步的封包縫紉機，採用鋁合金外殼，輪傳動，針桿挑線和彎針勾線，組成雙線鏈式線跡。主要轉動部位採用軸承，並配有自動滴油潤滑油路。
  2. Copolymer is where chemical combination exists in the main chain between two polymers.

    共聚是兩種高聚物主鏈間的化學鍵聯接。
  3. According to the differences in institutional financing and running, this article classifies the establishment and development of school operating in china into five models : founded by tuition and operated by private person, founded by enterprise and operated by educational chain, state - round school privatization, state - round school concessive running, operation by educational stock system. it analyses the establishment social background, existence rationale, main characteristics, encountering development problems, and future development of the five models. even though different models have different background, institutional predominance and limits, they all indicate their ability to effectively accommodate to and utilize market mechanism to promote the efficiency and benefit of school operating.

    本文根據學校資金投入和管理方式的不同，將我國學校經營大致劃分為五種主要模式：即以私人籌資、以學養學為特徵的民辦學校滾動經營模式；以集團投資、以產養學為特徵的民辦學校連鎖經營模式；以公民合作、優勢互補為特徵的公立學校轉制經營模式；以校產國有、個人承辦為特徵的公立學校特許經營模式以及以股份籌資、專家治理為特徵的學校教育股份制經營模式，並對每種模式產生的社會背景、制度優勢和面臨的主要問題及發展前景進行了具體分析。
  4. Analyse the klingelnberg amk855 gear milling machine. through analyse the transmission chain of the gear milling machine, analyse the transmitting principle and manufacture principle, introduce the two - - part cutter head, the process of formation of extended epicycloide and inaginary crown gear cutting principle ; overall introduce the formation of tooth face, deduce the calculation formulas of the main setting parameter of gear milling machine, and proving the correctness of the setting calculation formulas by the program of ‘ calculating of klingelnberg cyclo - palloid spiral bevel gear milling setting parameter ’

    通過剖析該機床的傳動鏈，分析了其運動原理和加工原理;介紹了雙層萬能刀盤、延伸外擺線的形成過程和假想平面產形輪切齒理論;全面介紹了齒面的形成方法，推導了銑齒機主要的調整參數的計算公式，並用「 klingelnberg擺線齒錐齒輪銑齒調整參數計算」的程序驗證了推導的公式的正確性。
  5. The company specializes in production of model jpkk series endless chain electric block, jkbk flexible single main beam hanged crane, rotary beam hoist, as well as all kinds of motor, carriage, control box, etc

    本公司專業生產jpkk型系列環鏈電動葫蘆、 jkbk柔性單主梁懸掛起重機、旋臂吊起重機以及各種電機、小車、控制箱等。
  6. Unsaturated polyphosphoester ( uppe ) containing unsaturated double bonds in main chain was synthesized with fumaric acid, 1, 2 - propylene glycol and phosphorous oxychloride as the initiation materials

    摘要以富馬酸和三氯氧磷為起始原料，合成了主鏈重復結構單元中含不飽和雙健的聚磷酸酯。
  7. Our main products : wire netting machine, semi and automatism diamond netting machine, facility chain link fence machine, machine with shuttle and non shuttle, crimped wire mesh machine, barbed wire machine, razor barbed wire machine, hexagonal wire netting machine, electric welding net machine, square opening wire mesh weaving machine, shuttleless weaving machine, fiberglass iinsect screening weaving machine, coil & wire winding machine, wire mesh fencing machine, gill netting machine, all types of draw bench machine

    主要生產：金屬絲網織網機，半、全自動菱形網機，簡易型勾花網機，無梭織機，有梭織機，軋花網機，電焊網機，點焊網片機，窗紗機，鋼板網機，六角網機，石籠網機，護欄網焊機，扣絲機，刺網機，清潔球機，大、中、小型拉絲機等。
  8. Secondly, the " externality chain " is cleared up and the main illogicalities & key factors resulting in economic externality are identified

    第二，對「外部性鏈條」進行抽絲剝繭般的整理，去粗取精、去次取主，辨明引致外部性問題的主要矛盾和關鍵因素。
  9. Synthesis of main chain helical poly 2 - a - methylacryloxy - 2 - methoxy - 1, 1 - binaphthyl

    主鏈螺旋聚甲基丙烯酸聯萘酚單甲醚酯的合成
  10. However, most of those flame retardants will reduce the other properties of materials at the same time. to overcome this drawback, a reactive flame retardant, which was incorporated in the main chain of pet, was used and an intercalative polymerization to layered silicates was conducted so as to prepare novel flame - retardant copolyesters / layered silicate nanocomposites

    為了克服這一缺點，我們在引入一種反應型含磷阻燃劑的同時，通過插層聚合的方法合成了一種新型的聚合物材料：主鏈含磷阻燃共聚酯層狀硅酸鹽納米復合材料，以期在提高聚合物阻燃性的同時，亦改善材料的其它性能。
  11. When the graft ratio was high, the hydrophilic side chain was long and the molecular mass of the main chain of the hydrophilic matrix was great, the diffusion of pp - g - peg in pp blends would be poor, and the diffusion coefficient would also be small

    接枝率越高、親水性側鏈的長度越長，親基體主鏈摩爾質量越大，接枝共聚物在聚丙烯共混體系中的遷移擴散性能越差，擴散系數越小。
  12. Side chain polyurethanes with azo group are characterized and confirmed by ftir, uv - vis, dsc, vpo, z - scan, polarize microscope. the results show that the end - group and the flexibility of main chain affects the growing up of liquid crystalline phase greatly. because the determinable way of detection is defective, it was not founded the liquid crystalline behavior obviously contributes to the non1inear optical thection

    最後，在分析討論實驗結果的基礎上，指出側鏈型聚氨酯液晶中側鏈介晶基元的末端基團及主鏈的柔性對其液晶態的形成有重要影響；由於檢測手段的不齊備，未能觀察到熔致型聚氨酯液晶的液晶行為對其非線性光學效應的貢獻作用。
  13. Effect of main - chain structure on solid - phase grafting polymerization of styrene in spherical polypropylene granules

    主鏈結構對聚丙烯球形粒子中苯乙烯固相接枝聚合的影響
  14. This paper has reviewed the advances in the study on the main - chain type aromatic electron - conducting polymers, pointed out the problems and given ways to resolve them

    本文綜述了芳香族電子導電聚合物的研究進展，並指出存在問題和解決方法。
  15. Main chain liquid crystalline polymer

    主鏈型液晶聚合物
  16. If the chain is a main chain like

    如果鏈是如
  17. A main - chain topology is a representation of a protein 3d structural framework

    主鏈的拓撲是一種簡化的蛋白質3d結構框架。
  18. A new molecular model for main - chain liquid crystalline polymers based on molecular dynamics simulations

    基於分子動力學模擬的主鏈型液晶聚合物的新模型
  19. This is a problem vitally important to both molecular biologists and bioinformatists today. we herein become interests in comparing ( - sheet topologies of protein main - chain, identifying combination of the side - chain, introducing structural mobility into secondary structure and conformation, and simulating enzyme active site fluctuation by intelligent polymer catalysts

    本文致力於比較蛋白質主鏈的（ -折疊片拓撲，識別側鏈的組合，並將結構的運動性引入二級結構和構象，且用智能高分子催化劑來模擬酶活性部位的漲落。
  20. The result of analysis indicated that hpa was few divarication structure, and the ( 1 - 4 ) glc were the corn structure of the main chain, and ( 1 - 4 ) glc had a divarication at the point of 0 - 3, there was a divarication in every eight unit, the divarication was made of single deoxidized glc, and its repeat units were possiblely : hpb was also few divarication structure, and the a - ( l - 4 ) glc were the com structure of the main chain, ( 1 - 4 ) glc had a divarication at the point of 0 - 3, there was a divarication in every seven unit, the divarication was made of non - single deoxidized glc, and its repeat units were possiblely : g represents deformity of glucose valueofnl : 317 value of n2 : 251

    分析結果表明： hpa為少分枝結構：其中（ 1 4 ） glc構成主鏈的核心結構； （ 1 4 ） glc在3 - 0處有分枝，平均每8個己糖殘基有1個分枝；支鏈部分由單一非還原端glc構成；其重復單位可能為： hpb為少分枝結構；其中（ 1 4 ） glc構成主鏈的核心結構； （ 1 4 ） glc在0 - 3處有分枝，平均每7個己糖殘基有1個分枝；支鏈部分由單一非還原端glc構成；其重復結構單位可能為： g代表葡萄糖殘基n1值為： 317n2值為： 251
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