電導組 的英文怎麼說
中文拼音 [diàndǎozǔ]
電導組
英文
conductivity group-
The rolling axletree in the power plants may split during the long time running
摘要火電站的發電機組的滾動軸承由於在長時間的運行和碰撞中，有可能導致裂紋的產生。First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field
首先，對液體介質的靜電霧化機理作了初步的探討，理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析，對于高電導率的液體，場致荷電和接觸荷電可以使其霧化，而對于電導率較低的絕緣液體，需用浸潤電極荷電和感應荷電方法使其充分帶電;最後，根據前面的研究分析，設計和組裝試驗裝置，在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗，並對試驗結果進行分析處理，總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等，得出高壓靜電場中液體霧化的一般規律。The le - an oil field is located on the southern slope of dong - ying sag. there are two sets of ek basalt in its western block. depending on the drilling, the logging and the seismic date, tha ek basalt has the characteristics of high resistancs, the low sound wave defferance and faradic conductance, the smooth curve of self potential
樂安油田位於東營窪陷南斜坡上，其西區發育了兩套孔店組玄武巖，根據鉆井、測井、地震資料，孔店組玄武巖具有電阻率高、聲波時差值和感應電導率值低、自然電位曲線平直的特點，地震波呈板狀強反射；沉積期該區有有二次火山活動，玄武巖平面分佈比較穩定，噴發方式為「裂隙式噴溢」 ，火山口分別位於草12和草31井附近。In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields
在實驗上，利用dsc熱分析技術，分析了電場作用對al - li合金相析出動力學的影響；採用能譜成份檢測，透射電鏡和掃描電鏡等多種微觀檢測手段，對鋁合金的析出相，斷裂特徵、合金電導率和維氏硬度等性能在電場作用下的變化進行了系統的研究，並觀察了al - cu共晶合金在電場作用下的凝固組織。The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward
介紹了限制寬帶放大器頻帶寬度的因素，通過分析mosfet的本徵參數、寄生參數對頻率特性的影響，提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法；分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響，根據應用於雙極晶體管電路的跨導線性原理，提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器，獲得了良好的頻率響應。The adulterated edible oil could be determined by detecting the regular physicochemical indexes, metal ion content, conductivity, sdbs content, afb1, volatile material, fatty acid composition, cholesterol, ir and uv characteristic absorption
通過對油脂的常規理化指標、金屬離子含量、電導率、十二烷基苯磺酸鈉（ sdbs ） 、黃麴黴毒素、揮發性物質、脂肪酸組成、膽固醇、紅外及紫外特徵吸收等指標進行定性定量分析，可以鑒別食用油是否摻偽。The experiments of artificial samples with conducting rock grains show that the model may be applied in clay - free porous rocks with conducting rock grains, with a condition of formation water conductivity being larger than rock grain conductivity
通過一組骨架導電的人造巖樣的試驗，表明該模型可以用於不含粘土的骨架導電的巖石，但地層水電導率應大於顆粒電導率。The microstructure in this system shows randomly oriented fine plate - shaped grains with multi - layered structure. the fine grains randomly oriented ( strong grain boundary scattering ) and pores in these sintered samples could decrease the electrical conductivity. however, on the other hand, the fine grains randomly oriented and pores could lead to a dramatic decrease in the thermal conductivity
燒結樣品的顯微結構由具有多層片狀結構的顆粒組成，材料的顯微結構直接影響到材料的電導率和熱導率，細小顆粒和氣孔的存在會引起電導率的降低，同時也能降低材料的熱導率，優化材料顯微結構是提高材料的熱電性能的關鍵步驟。Lead - free solder and conducting resin packaging technology involved in lead - free packaging are analyzed. the technological differences between the traditional tin - lead welding and lead - free welding are also described. finally, some technical difficulties in promoting lead - free packaging technology are presented
從無鉛組裝的角度出發，詳細分析了無鉛組裝技術涉及的無鉛焊料和導電膠組裝技術，闡述了傳統的錫鉛焊接與無鉛焊接的工藝差異，提出了該技術要推廣應用所面臨的技術難點。The sort, material composite, structure properties and conduction mechanisms of eca ( electrical conductive adhesive ) were discussed in this paper. then three types of ega specimens were designed and made, on which temperature cycles test from - 55 ? to + 125 ? and thermal aging at + 125 ? were carried out. changes of the adhesive strength, eca ' s bulk resistance and contact resistance under the environment stress were summarized and a detailed evaluation on these specimens was given
本文在全面闡述導電膠的分類組成、物理結構、導電機理的基礎上，設計並製作了三批導電膠樣品，通過對樣品進行長時間的- 55 ? ? + 125溫度循環和125高溫存儲試驗，總結了導電膠粘接強度、體電阻和接觸電阻在環境應力下的變化規律，對三類樣品的長期可靠性做出了全面的評價，並結合導電膠電阻率和「穿流閾值」的計算機模擬，給出了提高導電膠可靠性和電導率的建議，介紹了國內外在高電導率高可靠性導電膠研製方面的一些最新進展。The gpss have one output and two inputs which are speed error and its derivative. selecting triangular function as fuzzy variable ' s membership function, mamdani max - min synthetic method as fuzzy inference method and centroid method as denazification method, fuzzy control rules are given according to the control expectation of governor and the experience of operating staff
這種模糊gpss採用二輸入單輸出結構，以機組轉速誤差及其導數為輸入量，以三角形函數作為模糊量的隸屬函數，根據水電機組穩定控制要求和操作人員的經驗制定控制規則，以mamdani的max - min合成法和重心法分別作為模糊推理方法和清晰化方法。A dvordme standard international civil aviation organisation ( icao ) radio navigational aid that provides bearing and distance information to aircraft and to define air traffic control routes for en - route, terminal and instrument approachdeparture procedures
這是國際民航組織指定的標準無線電導航設備，向航機提供方向及距離的資料，以確定航路、終端區程序、儀表進場及離場程序等。Doppler very high frequency omni - directional range and distance measuring equipment ( dvordme ) system standard icao radio navigational aids used to provide bearing and distance information to aircraft and to define air traffic control routes for en - route, terminal and instrument approachdeparture procedures
這是國際民航組織指定的標準無線電導航設備，可向航機提供方向及距離的資料，並可以確定航路、終端區程序、儀表進場及離場程序等。My research paper can be divided into five parts : i. practical mathematical models have been derived and equations are also derived ( includes field excitation system, governing system ), which are used in generator three phases short circuit and by adding large loading. ii. simulation of the generator ' s shunt - wound run
發電機組實用數學模型的推導（包括勵磁系統和調速系統） ，並由此推出了用於發電機三相突然短路和突加異步電機大負載模擬的差分方程；並進行了突卸負載、突加負載時調速系統的模擬過程； 2Meso - tetra ( 4 - acyloxyphenyl ) pophyrin was prepared by usual procedure from acyl chloride and meso - tetra ( 4 - hydroxyphenyl ) porphyrin in benzene and obtained in 86. 4 % yield. treatment of the free base with zinc chloride in dimethyl formamide ( dmf ) - dichloromethane ( ch2cl2 ) yielded corresponding zinc porphyrin complex. the spectral data ( uv - visjr / h - nmr ) and elemental analysis are in agreement with the assigned structures
在合成工作基礎上，採用紫外可見光譜（ uv - vis ） 、紅外光聲光譜（ ftir - pas ） 、核磁共振氫譜（ ~ 1hnmr ） 、元素分析、摩爾電導等手段研究了卟啉及金屬卟啉材料的組成及結構。Hic has been the important technical channel for realizing the small - scale, multi - functional, high - performance, highly reliable military electric equipment, for hic make good use of high - integration, high - speed and other characters of sic, and formed a new - generation advanced microelectronic assembly technique
混合集成電路（ hic ）充分利用半導體集成電路（ sic ）高集成度、高速等特點，形成新一代高級的微電子組裝技術，並已成為實現軍用電子裝備小型化、多功能化、高性能化、高可靠性的重要技術途徑。The questions the researcher concerned are which system will be chosen and how to obtain the good lithium ionic conductor materials, which is the basic departure of the paper. the addition of second phase in composite can change the interface structure and the conduction mechanism, improve the matrix conductivity and other function such as the sintering, crisping and so on, so the research of composites are an interesting field of the ionic conductors. the synthesis of lithium ionic conductor is often by solid state reaction, but this method needs high temperature and leads to the volatility of lithium which not only causes the drift of the compounds but gets the no well - distributed materials
研究者所關注的問題是選擇新的體系進行研究，以期得到性能更好的鋰離子導體材料，這也正是本論文的基本出發點；復合離子導體中第二相的加入改善了基質的界面結構和導電機制，不僅可以提高基質材料的電導率，還可以在一定程度上改善材料的其它性能，如燒結性能、脆性和機械強度等。因此復合材料的研究是離子導體一個有廣闊前景的發展方向；合成鋰離子導體，特別是成分復雜的體系以傳統的固相合成法為主，但這種方法需要較高的溫度，容易引起鋰的揮發，從而造成產物組成的偏移，而且不易得到顯微結構均勻的材料。Guide for installation technology of bulb turbine hydrogenerator unit
燈泡貫流式水輪發電機組安裝工藝導則Technical guide for the nondestructive testing of turbine - generator rotor bores
汽輪發電機組轉子中心孔檢驗技術導則However, a thorough understanding of the properties and mechanisms of these materials is still lacking. in this paper, we discuss the properties observed in two kinds of half - metallic granular systems, powders and polycrystalline materials and propose two models to explain the experimental results
我們建立了一個由直接隧穿電導和cotunneling電導組成的網路模型，採用有效介質理論對該網路進行處理，同時還考慮了小尺寸顆粒的超順磁行為對磁電阻的影響。分享友人