測磁學 的英文怎麼說
中文拼音 [cècíxué]
測磁學
英文
magnetometry-
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；利用紅外光譜與差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；利用核磁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。A lot of domains are involved with, such as theory of electromagnetism, electrotechnics, electronics, measurement of electromagnetism. signal analysis, mechanics, cybernation, biomedicine, materials, technics, ect. the study of emc is very fargoing and the problem of emc is very complex
它涉及的基礎知識面非常寬廣，直接應用和涉及的知識有電磁場理論、電工原理、電子技術、電磁測量、信號分析、機械結構、自動控制、生物醫學、材料及工藝等等。Lastly, calculating the magnet performance using theoretical formulation, which expresses the relationship of the external magnetic field and remanence of the magnet, can tell the type of unknown magnet
另外，通過對磁體國防科學技術大學研究生院學位論文表面場的測量，並結合理論公式可以判斷未知磁體類型。Samarium cobalt permanent magnet alloy powder - determination of iron content
釤鈷永磁合金粉化學分析方法鐵量的測定Samarium cobalt permanent magnet alloy powder - determination of oxygen content
釤鈷永磁合金粉化學分析方法氧量的測定Samarium cobalt permanent magnet alloy powder - determination of calcium content
釤鈷永磁合金粉化學分析方法鈣量的測定Samarium cobalt permanent magnet alloy powder - determination of samarium and cobalt
釤鈷永磁合金粉化學分析方法釤鈷量的測定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、電磁特性、零位誤差、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，並對誤差進行了分析；第五章展望中指出了今後的發展方向。On the ground, telescopes and optical instruments are used to record the number of sun spots, as well as to observe aurora, which provide evidence of geomagnetic storms
在地面上的觀測，主要利用望遠鏡及光學儀器去記錄太陽黑子的數目，而極光的觀測則能提供地磁暴出現的證據。Based on soil magnetism investigation on one of area in hebei province tibility data to describe the soil magnetic background of plain area in hebei province, and to study the method of biomagnetism application in agriculture
通過對河北省平原區某地土壤樣品的磁性測試，試圖分析河北省平原區的土壤磁性背景，探討生物磁學農業應用的途徑。This paper determines the technological process, bath formularizstion and experimental parameter of electroless multicomponent cobalt based soft magnetic film with rare earth elements joined such as co - ni - b - re and co - fe - b - re by the means of perpendicular experiment and regression analysis. this paper also studies the active mechanism of rare earth elements, ultrasonic irradiation and magnetic field on the plating process, chemical component, surface configuration, microstructure and properties of electroless multicomponent cobalt based soft magnetic film in the way of examining in the component, microstructure and properties of such alloy
本文採用正交實驗和回歸分析的方法，確定了稀土化學沉積co - ni - b - re 、 co - fe - b - re多元鈷基軟磁薄膜的工藝流程、鍍液配方和實驗參數，並通過對合金鍍層的成分含量測定、形貌結構分析和力學磁學性能評估，研究了稀土元素、超聲波、磁場介入化學沉積多元鈷基軟磁薄膜工藝后，對合金成分、結構和性能的作用機制。The metal magnetic memory testing is a new technology which is special diagnose ferromagnetism materials with applied stress in earlier, and is belong to electromagnetic non - destructive testing ( ndt ). so the fundamental theory of ferromagnetics and the mechanics property and the electromagnetism property of metal is the theoretical foundation, some knowledge connected to them are summarized in this dissertation
磁記憶無損檢測技術是專門針對受力鐵磁性材料實施早期診斷的新型無損檢測技術，其檢測的范疇還是屬于電磁方法檢測，因此有關鐵磁學的基本理論、金屬的力學特性以及電磁特性等是研究磁記憶無損檢測的理論基礎，本論文針對有關這方面的一些基本知識作了簡要的總結。By comprehensive rock - magnetic analyses of the hannuoba basalt in the zhangbei section, it has been shown that the main magnetic carriers of the twenty - one lava flows in this section are titano - magnetite, but the content of ti is relatively high in some samples
摘要通過新河口漢諾壩玄武巖的綜合巖石磁學測定和分析，確定了該剖面21個熔巖流的磁性礦物是以鈦磁鐵礦為主，部分含鈦較高。Magnetic techniques used for monitoring urban soil pollution
城市土壤污染的磁學監測研究By dating the rocks and noting their crystalline structure, paleomagnetists can tell which direction the magnetic field took at any given time
通過測定巖石的年代和標示它們的水晶的結構，古磁學家能說出任何指定年代的磁場方向。Summarized the fundamental theory of ferromagnetics, metal mechanics and electromagnetics which is connect to the metal magnetic memory testing
總結與磁記憶檢測技術相關的鐵磁學、金屬力學和電磁學的基本理論。Combined with the research project of the advanced performance of wire rope in the port cranes, a key technological problem of the ministry of communications, this dissertation investigated the stress - effect on the magnetic flux leakage ( mfl ) of wire ropes and the law of the mfl signal changes during wire rope fatigue testing by experiments and modern signal processing methods based on the ferromagnetic theory, being aimed at the present problems of current wire rope testing technology. the characteristic parameters and quantitative descriptive specifications for wire rope defective signal were analyzed in detail. this dissertation present a novel method of quantitatively evaluating locate faults ( lf )
本文結合交通部重點科技項目「港口起重機鋼絲繩傳動件的高性能技術研究」 ，針對當前鋼絲繩電磁檢測技術中所存在的問題，以鐵磁學為理論基礎，以試驗和現代數字信號處理技術為手段，對鋼絲繩漏磁信號的應力效應、鋼絲繩疲勞損傷歷程中的漏磁信號變化規律做了深入的研究，對鋼絲繩缺陷信號的特徵參數和缺陷的定量描述指標做了詳細的分析，提出了一種局部缺陷的定量逼近方法。Permittivity measurement has become increasingly important in microwave biochemistry and bio - electromagnetics in recent years
近年來，介電常數的測量已成為微波生物化學和生物電磁學領域的重要研究課題之一。The application and research progress of environmental magnetism in monitoring urban environment pollution
環境磁學在城市環境污染監測中的應用和進展In order to satisfy the requirement of knowledge economy epoch and reform of current common physics experiment teaching in university, we can introduce some experiments about the new material zno : al studied in this paper into the electromagnetic researching experiments, such as hall measurements of semiconductor material in room and different temperature
為適應經濟時代發展的要求，適應大學普通物理實驗改革的需要，可將本文所研究的新材料zno ： al薄膜的部分研究內容引入電磁學研究性實驗，如半導體材料的常溫及變溫hall測量等。分享友人