磁聲學 的英文怎麼說
中文拼音 [císhēngxué]
磁聲學
英文
magnetoacoustics-
Magnetostriction and acoustics properties of tb1 - xdyx fe1 - ymny 1. 95 alloys and application to sonar transducer
95合金的磁致伸縮和聲學性質及在水聲換能器中的應用Nowadays with the booming development of microelectronic technique, the functions of the components of machinery, electricity, magnetism, optics, acoustics and thermotics have been improved rapidly. and the micromation of components, the integration of electronic equipments, the worse working environment, the increasing requirement and emi, all of these make the structural design of electronic equipments more and more important
在微電子學高度發展的今天，促使機、電、磁、光、聲和熱等元器件功能飛速提高，隨著元器件微型化，電子設備趨向集成化，再加上一些日趨惡劣的工作環境，各種使用要求的提高，空間電磁環境的干擾，以及由於裝填密度高，產生的內在干擾等，使得電子設備的結構設計變得越來越重要。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素（ ce 、 la 、 y 、 dy ） 、能量（超聲波、磁場）介入后，沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化，表現在：鍍液的陰極極化過電位和極化度降低，沉積速度提高；鍍層的結合力、表面質量改善；鍍層中過渡族元素的含量增加，輕元素硼的含量降低，同時證實了稀土元素與過渡族元素共沉積的可能性；鍍層的顯微結構由非晶態向微晶和多晶態轉變；鍍層的顯微硬度與耐磨性提高，力學性能優化；鍍層的矯頑力降低；磁導率提高；鍍層的磁化強度在能量（超聲波、磁場）和輕稀土元素ce 、 la介入后提高，重稀土元素y介入后降低。This paper deals with the magnetic acoustic emission ( mae ) characteristic of several kind of common steels. the effects of chemial composition, microstructure and stress on mae are discussed. it has been confirmed that mae tedhniqre can be used as a new non - destructive testing method
對幾種常用鋼材的磁聲發射（ mae ）特性進行了測試，研究了材料的化學成分、顯微組織及應力狀態對材料磁聲發射的影響，從而進一步證實，磁聲發射技術作為無損檢測材料的一種新方法是可行的。Abstract : this paper deals with the magnetic acoustic emission ( mae ) characteristic of several kind of common steels. the effects of chemial composition, microstructure and stress on mae are discussed. it has been confirmed that mae tedhniqre can be used as a new non - destructive testing method
文摘:對幾種常用鋼材的磁聲發射（ mae ）特性進行了測試，研究了材料的化學成分、顯微組織及應力狀態對材料磁聲發射的影響，從而進一步證實，磁聲發射技術作為無損檢測材料的一種新方法是可行的。A new release of an integrated cardiovascular information system now integrates exam results from all major cardiology subspecialties ? interventional cardiology, cardiovascular ultrasound, electrocardiogram ( ecg ), nuclear cardiology, cardiac computed tomography ( ct ), cardiac magnetic resonance imaging ( mri ), and electrophysiology ( ep )
一種剛投放的綜合心血管信息系統，現在整合所有心血管專業的檢查結果，包括心臟介入、心血管超聲、心電圖（ ecg ） 、核放射心臟病學、計算機斷層掃描（ ct ）心臟核磁共振（ mri ）和電生理（ ep ）學。The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point
系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關，因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息，對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變，磁性相變，超導相變等及臨界點附近的標度規律。Wt has been applied to denoising, data compression, and resolution of overlapping signals in analytical chemistry that includes flow injection analysis ( fia ), voltammetric analysis, high performance liquid chromatography ( hplc ), infrared ( ir ) spectroscopy, mass spectroscopy ( ms ), nuclear magnetic resonance ( nmr ) spectroscopy, ultraviolet - visible ( uv - vis ) spectroscopy, photoacoustic spectroscopy ( pas ), extended x - ray absorption fine structure ( exafs ) spectrum, etc
在分析化學領域中，小波變換在流動注射分析、伏安分析、高效液相色譜、紅外光譜、質譜、核磁共振譜、可見紫外光譜、光聲光譜、擴展x -射線吸收精細結構（ exafs ）譜等分析化學信號的平滑濾噪、數據壓縮、重疊信號解析等方面都有成功的應用。Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking supervision, life - saving and teaching apparatus and instruments ; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity ; apparatus for recording, transmission or reproduction of sound or images ; magnetic data carriers, recording discs ; automatic vending machines and mechanisms for coin operated apparatus ; cash registers ; calculating machines, data processing equipment and computers ; fire - extinguishing apparatus
科學航海測地攝影電影光學衡具量具信號檢驗監督救護營救和教學用具及儀器，處理開關傳送積累調節或控制電的儀器和器具，錄制通訊重放聲音和形象的器具，磁性數據載體，錄音盤，自動售貨器和投幣啟動裝置的機械結構，現金收入記錄機，計算機和數據處理裝置，滅火器械。Class9 ： scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking ( supervision ), life - saving and teaching apparatus and instruments ; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity ; apparatus for recording, transmission or reproduction of sound or images ; magnetic data carriers, recording discs ; automatic vending machines and mechanisms for coin operated apparatus ; cash registers ; calculating machines, data processing equipment and computers ; fire - extinguishing apparatus
類別9 ：科學、航海、測地、攝影、電影、光學、衡具、量具、信號、檢驗（監督） 、救護（營救）和教學用具及儀器，處理、開關、傳送、積累、調節或控制電的儀器和器具，錄制、通訊、重放聲音和形象的器具，磁性數據載體，錄音盤，自動售貨器和投幣激活裝置的機械結構，現金收入記錄機，計算器和數據處理裝置，滅火器械。Electro - acoustics. high fidelity equipments and systems. record playing equipment and cartridges. requirements
電聲學.高保真設備和系統.錄製品播放設備和盒式磁盤.要求A data acquisition and analysis system of insect acoustic signal ( daasias ) with friendly interface, simple operation and multifunction was developed. it could sample and analyze insect acoustic signals in real time. by daasias both observing insect behavior and analyzing signal could be conducted at the same time
以往昆蟲鳴聲信號是記錄在磁帶上，分析時通過回放磁帶的錄音，在示波器、頻譜儀或聲譜儀等聲學儀器上進行信號分析，結果磁帶的多次回放常會引起信號的失真，並難以對信號作進一步的編輯處理；分析儀器不但價格昂貴、體積較大，而且很難實現昆蟲聲行為觀察與信號分析同步，更不適合野外工作。Listen to the sounds, guess and find out the signs, learn the words
教師播放磁帶，學生聽刮風的聲音。教師模擬風的聲音並問。Mainly responsible for supervising and inspecting the carrying out and implementation of national or local environmental protection policy, rule of laws and regulations and standard, make and organize implementation of the environmental protection plans of the whole city, responsible for the protection of water body, atmosphere, soil environment in the whole city, supervise and manage the prevention and control of pollution such as wasted water, liquid waste, offal noise, vibration, poisonous chemicals and electromagnetic wave radiation, responsible for supervising the law - enforcing work in environment
主要負責監督檢查國家和地方環境保護方針、政策、法律、法規規章及標準的貫徹實施，制定並組織實施全市環境保護規劃、計劃、負責全市水體、大氣、土壤環境的保護，監督管理廢水、固廢廢棄物噪聲、振動、有毒化學品以及電磁波輻射等污染的防治工作，負責環境監督執法工作。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。However, seed dormancy can be broken by a variety of physical treatment such as mechanical, temperature, stratification, hot and dry storage, radiation, ultrasonic waves, magnetic field etc
物理方法包括機械處理、溫度處理、低溫層積、干藏和乾熱處理、射線、超聲波處理和電場、磁場處理；化學處理包括激素處理、無機化學藥劑處理和有機化學藥物處理。The design of cable dome is divided into three parts : pre - stressed calculation, static load applied calculation and variation load applied calculation. ansys software was adopted to compute the structure. the ansys program has many analysis capabilities, ranging from structural analysis, thermal analysis, electromagnetic field analysis to cfd flotran analysis
索穹頂結構分下述三個狀態進行計算：預張拉狀態、施加屋面恆載時的計算和屋面活荷載作用下的計算；本文對索穹頂結構進行計算時所選用的計算軟體為ansys軟體，它是融結構、熱、流體、電磁、聲學於一體的大型通用有限元分析軟體，可廣泛應用於核工業、土木工程、地礦、水利等一般工業的計算及科學研究。Regarding research direction, in the area of modern medical science, the graduate training develops to upstream specialty basic sciences such as physiology, pharmacology, microbiology and immunology on the basis of biology, chemistry and molecular biology, while in engineering area the graduate studies pursue the advanced applied sciences such as electricity, magnetic, optical science, mechanics and acoustics on the basis of mathematics and physics
研究方向方面現代醫學教育的多是以生物化學、分子生物學為基礎，向上發展生理、藥理、微免、解剖等基礎醫學專業科目，而工程教育則是以數學、物理為基石，向上發展電學、磁學、光學、力學、聲學等應用科學。Recommendations for specifying and testing the susceptibility of acoustical instruments to radiated radio - frequency electromagnetic fields, 25 mhz to 1ghz
25mhz至1ghz輻射射頻電磁場聲學儀器的敏感性的規范和檢測推薦方法Standard guide for electromagnetic acoustic transducers
電磁聲學傳感器用標準指南分享友人