磁差 的英文怎麼說

中文拼音 [chā]
磁差 英文
magnetic variation; magnetic declination; variation
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  1. Achromatic magnetic mass spectrometer

    消色性質譜儀
  2. Undesirable magnetic coupling can occur as a result of an error in the alignment of the torquing system.

    力矩系統校直存在的誤能產生不希望有的性耦合。
  3. Study of error compensation method for magnetic heading measurement system

    航向測量系統誤修正方法研究
  4. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  5. As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results

    通過分析發現電阻尼器線圈內由於轉子渦動時變化的場而產生的波動電流與轉子位移間的相位是產生阻尼的主要原因,推導了波動電流、阻尼系數的計算公式,並通過實驗展示了被動式電阻尼器的阻尼效應。
  6. The combinatorial separation include selective fragmentized separation, primary election and manual election, magnetic separation, difference speed fragmentized separation and auto - transmission line of msw

    包括選擇性破碎分選、初選與人工手選、選、速式破碎分選和物料自動輸送線。
  7. The original orientation ( i. e. the mol with respect to the geographical north ) of the core in the formation can be obtained by palaeomagnetic orientation tests. the two results are combined to define the direction of the maximum principle stress of the well or field

    該方法根據應變分析( dsa )實驗確定地應力相對于巖心標志線的方向,利用古地方法確定巖心標志線相對于現代地理北極的方位,兩者結合確定地應力方向。
  8. This paper selects dc double - arm bridge, uses the four - port connection to remove the contact and connection resistances and reduce the electromagnetism interfere. grounding grid conductors fault levels are established during a lot of emulational computations, simulative experiments

    使用直流雙臂電橋,採用四端鈕連接法,可大大降低現場中電干擾及引線電阻和接觸電阻的誤影響。
  9. Abstract : based on analysis of the operational principle of the traditional inductosyn digital display meter in the paper, the contradiction between detecting resolution ratio and antidisturbance ability is discovered. and then, to resolve the contradiction, the method of demodulation technology and high frequency excitement technology being used is advanced

    文摘:通過分析傳統鑒相型數顯表的工作原理,揭示了其檢測解析度與抗干擾能力之間的矛盾,並提出了採用頻解調和高頻激等技術解決矛盾的方法。
  10. The relations between relative measurementerror resulting from temperature and heat distensibility coefficient of coil ’ s framework andwindingcoilwerecarriedout. theinfluenceofelectromagnetisminterferenceontheaccuracyof rogowski coil, as well as the effect of temperature on integraph, were studied. somemeasures based on the above investigating results were proposed to insure the precision ofrogowski coil sensor head, such as the selection of materials and facture methods, improvment of technics and design of additional compensation

    利用建立的rogowski線圈的數學模型對溫度和外界干擾場的影響進行了分析,得出了溫度造成的相對誤與線圈骨架和繞組線圈熱膨脹系數之間的關系;從兩個方向上分析了干擾場對線圈精度的影響;分析了溫度對積分器的影響等。
  11. And that the bias - magnetic is direct ratio with relative v - s difference, and is inverse ratio with circuit resistance

    得出偏大小與相對伏秒成正比,與迴路電阻成反比。
  12. Almost all the province has iron ore, and its proven reserves of 46. 73 million tons, some local iron ore mining has been mining, mainly in lebabi, kanchanaburi, and chachuson, chiang mai, lampang, razor poor timorese, ranong, kami and so on. there are hematite, magnetite and iron brown mine

    幾乎各府都有鐵礦,已探明的儲量為4673萬噸,有的地方鐵礦已經采盡,目前主要分佈北碧、春騷、清邁、南邦、碧汶、拉廊、甲米等府,有赤鐵礦,鐵礦和褐鐵礦。
  13. Magnetoelectric phase difference torque measuring instrument

    電相位式轉矩測量儀
  14. Magnetoelectric phase difference torque transducer

    電相位林轉矩傳感器
  15. The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north

    實驗結果表明:粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用;化率和全鐵很好地指示生物風化成壤作用; sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用;總有機碳( toc )含量的高低,在一定程度上反應了土壤發育過程中氣候和植被狀況的變化,指示著成壤過程中腐殖質化的程度; caco3含量的變化,可以反映了黃土古土壤形成時的風化成壤作用的強弱程度,指示成壤過程中的淋溶作用和次生碳酸鹽化作用;並且各指標所指示的成壤環境和成壤強度存在明顯的區域異,即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。
  16. The method that measuring horzontal component of the earth magnetic field with digital quantometer is introdnces, the computational formule are given, systematic error are discussed, the advantages of the this method with tangent galvanometer measuring horizontal component of the earth magnetic field are simply expounded

    摘要介紹了用數字沖擊電流計測量地場水平分量的方法,給出了計算公式,對系統誤進行了討論,簡述了該方法與用正切電流計法測量地場水平分量的優點。
  17. The verify experiment proves that its ratio and phase characteristics are much better than ordinary ones and the precision is enough for measure use. zero - flux current transformer can ’ t obtain absolute zero flux because residuary flux, so when the secondary turns is too small it will not satisfying. to improve the precision further, proposes a method to compensate zero - flux current transformer using capacitance parallel connected coil and deduces it

    為了進一步抵消剩餘通,提高互感器的精度,提出了一種並聯電容線圈補償零通的方法,並進行了理論推導,設計了基於該方法的100匝電流互感器,通過校驗證明它可以改善零通電流互感器的比和角特性,提高互感器的精度,將電流互感器的二次匝數由普通互感器的幾千匝降到了100匝,提高了測量微小電流的能力。
  18. This text divides into five chapters altogether : chapter one in the introduction, have introduced the common sensor of displacement, has pointed out the fine characteristic of hall ' s sensor, put forward the basic task ; chapter two have introduced the basic operation principle of hall ' s component ; chapter three introduce hall temperature performance, electromagnetic characteristic, zero error, frequency characteristic and these parameter commonly used compensation method and hall simple application of component ; chapter four having recommended the measurement principle of the feedback servo mechanism, systematic implementation method, the experimental result has appeared, structure the mathematics model, and has analysed the error ; chapter five have pointed out the developing direction in the future while looking forward to

    本文共分為五章:第一章緒論中,介紹了常見的位移傳感器,指出了霍爾傳感器的優良特性,提出了基本任務;第二章介紹了霍爾元件的基本工作原理;第三章介紹了霍爾元件的溫度性能、電特性、零位誤、頻率特性以及這些參數常用的補償方法和霍爾元件的簡單應用;第四章介紹了反饋隨動機構的測量原理,系統的實現方法,給出了實驗結果,構建了數學模型,並對誤進行了分析;第五章展望中指出了今後的發展方向。
  19. Aberration of electronic lens made by electron gun and aberration of magnetic deflection system made by dy are comprehensively investigated, so is the shadow mask ' s effect on electron beam landing screen error. the conclusion can be get that, because the distribution of electron beam landing screen ( distribution of luminance ) is affected by many kinds of factors, it cannot get the correct function by calculation, and should be get by measurement instead

    全面分析了cpt電子槍發射系統形成的電子透鏡像偏轉系統形成的偏轉像;分析了蔭罩的自身厚度與位移對電子束著屏的影響,並由此得出結論,著屏電子束分佈(即亮度分佈)受著許多因素的影響,理論分析是半定量的,著屏電子束分佈需要用精確的測量儀器來測量。
  20. Tolerance and physical imperfections of permanent ferrite tegular magnets

    鐵氧體瓦形體公及外形缺陷
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