環境電阻 的英文怎麼說

中文拼音 [huánjìngdiàn]
環境電阻 英文
environmental resistance
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 名詞1 (疆界; 邊界) border; boundary 2 (地方; 區域) place; area; territory 3 (境況; 境地) co...
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • 環境 : environment; surroundings; circumstances; ambient; closeness; ambience; ambiance; atmosphere
  • 電阻 : (物質阻礙電流通過的性質) resistance; electric resistance (電路中兩點間在一定壓力下決定電流強度...
  1. A new measurement system for electrical conductivity in an yj - 3000t press fitted with a wedge - type cubic anvil was set up on the basis of the old one. a solartron 1260 impedance / gain phase analyzer was used in the new system ; mo electrodes and a mo shield were also used to keep oxygen fugacity close to the mo - moo2, which is similar to that of iron - wustite ( iw )

    在yj ?緊裝式六面頂壓機上,對原有的礦物、巖石性測量系統進行了進一步的改進:建立了一套以solartron1260抗增益?相位分析儀為測試儀器,使用mo極和mo盾來控制樣品氧逸度的測量系統,該系統的氧逸度為mo ? moo _ 2 ,接近iw緩沖對。
  2. 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

    本文在全面闡述導膠的分類組成、物理結構、導機理的基礎上,設計並製作了三批導膠樣品,通過對樣品進行長時間的- 55 ? ? + 125溫度循和125高溫存儲試驗,總結了導膠粘接強度、體和接觸應力下的變化規律,對三類樣品的長期可靠性做出了全面的評價,並結合導率和「穿流閾值」的計算機模擬,給出了提高導膠可靠性和導率的建議,介紹了國內外在高導率高可靠性導膠研製方面的一些最新進展。
  3. In this paper, the authors used such geophysical exploration methods as the high - precision geomagnetic method, the resistivity profiling method and the induced polarization method to synthetically study the exhausted areas of the archean sedimentary metamorphic iron mines in eastern hebei, built an effective geophysical exploration combination model for the exhausted areas, and summarized the serviceability and validity of various geophysical exploration methods in the exploration of exhausted areas under different geological settings

    摘要應用高精度磁法、率剖面法、激發化法等常規地球物理勘查方法對冀東地區太古宙沉積變質鐵礦采空區進行綜合研究,建立冀東鐵礦采空區有效的地球物理勘查組合模型,總結不同地質條件下各種地球物理勘查方法在冀東鐵礦采空區勘探中的適用性和有效性。
  4. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入抗中分離出磁致伸縮換能器鐵芯在無激勵流時機械振動形成的等效輸入抗,並由此輸入抗確定了磁致伸縮換能器的諧振頻率及其氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。
  5. The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material

    本文的主要工作和結論如下:在人工氣候室內,根據不同覆冰絕緣子正、負極性下的閃絡試驗結果,得出負極性弧金屬陰極的強子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃壓;正極性弧金屬陽極側產生高區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應;覆冰較少時,合成絕緣子表面出現數量較多的非極性弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡壓的試驗方法,對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共存中的直流閃絡特性進行了研究。試驗結果表明,直流平均閃絡壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低,且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。
  6. The conductivites of a super - saturated caco3 solution with and without the addition of a scale inhibitor were measured

    這種方法基於溶液導率測定原理,是通過在加入垢劑和不加垢劑的特定水下測定各種成垢化合物的過飽和度來實現。
  7. The cmr materials have complex physical properties. some phenomena of the lacamno3 films are discussed, such as the effects of mismatch between the substrates and the films, the variation of the resistance of films under different bias currents. and the effects and improvements are discussed with details after the films are annealed in high temperature and high oxygen pressure

    超巨磁材料有著復雜的物理性質,我們對lacamno _ 3薄膜材料所表現出來的一些現象進行了討論,如應力變化對薄膜性質的影響、不同偏置流與薄膜變化的關系等,還特別討論了薄膜在高溫、高氧壓中退火所帶來的影響以及薄膜性質的改善。
  8. In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards

    論文第三章針對組成系統的各個模塊進行了機理建模,並且通過matlab軟體中的simulink圖形化模擬進行了本課題系統的模擬研究,主要針對影響系統特性的主要參數變化,動態分析系統的輸出特性,在上下行工況中,分析了機軸系粘性尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響;最後對軸向柱塞泵馬達的流量壓力脈動對梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。
  9. Firstly, the temperature varies in a large range in the place where the gap sensor works, so this paper analyzes the temperature drift of gap sensor, and finds out that the main reasons which result in temperature drift are the resistance of detecting coil and demodulating circuit parameters. to resolve this problem, a practical design of detecting coil is given, and a compensative measure considering the detecting coil and demodulation circuit is proposed to improve the temperature stability of gap sensor

    首先,針對間隙傳感器工作溫度變化較大的情況,本文對間隙傳感器溫度漂移現象進行了分析,認為檢測線圈和檢波路參數變化是造成傳感器溫漂的主要原因,建立了檢測線圈的數學模型,提出了檢測線圈和檢波路綜合補償方法,解決了間隙傳感器的輸出信號溫度穩定性的問題。
  10. The observer makes use of motor parameters to estimate speed, but these parameters ( stator and rotor resistance, magnetizing inductance ) will vary because of the change of environmental temperature, iron loss and main flux saturation. so parameter variation will lead to the error of estimation, the purpose of this paper is to study the influence and the compensation of parameter variation

    因為觀測器在估計轉速時利用的是機的額定參數,而機的參數(定子、轉子、勵磁感)由於溫度的變化、鐵心損耗和主磁飽和的影響將發生變化,所以必然有估計誤差產生。
  11. Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street

    輕軌運輸系統lrt源起於歐洲街道車street car ,街道車一度在都市捷運化與私人機動化的浪潮沖擊下迅速沒落,但隨著都會地區機動車輛不斷增加,道路交通塞噪音破壞排放廢氣污染問題嚴重惡化之際,輕軌車輛技術已不斷提升,具備小轉彎半徑能力的聯結式車廂模組化列車編組車廂斷面長度加大加長低地板車廂流線型車廂設計,搭配先進控制系統及彈性的路權型式,使現代化輕軌系統具備有與生活空間結合重視問題與社會情勢並活用進化街車之都市交通工具等特徵與優點,如高性能輕軌列車與汽車共存,低底盤的車廂創造無障礙車站空間,道路即是車站設備,旅客可以在街區上下車,提供沿線居民高度的便利性,消除交通堵塞噪音及空氣污染等,輕軌系統並與街景充分的調和,成為活動的都市意象。
  12. Jdy - 280 electromagnetic lock with led product characteristic : easily installed, low noise and durable ; strong magnetic force, no magnet left when power off with led and network signal output built - in reverse wave protection function usage range : be used with intercoms and access control systems can be installed onto wooden door, metal door, glass door, fireproof door function : working voltage : 12vdc, 24vdc working current : 12vdc 0. 53a, 24vdc 0. 27a working condition : 40 50 working mode : cut off power to open wires are insulated, dc500v absolutely insulated in 1 minute. dimension of the magnet board : : 184 x 36 x 11mm dimension : 235 x 45 x 30mm weight : 1980g yiwu qimingxing computer company copy right

    Jdy - 280磁力鎖帶指示燈產品特性:安裝方便噪音低壽命長吸力強無剩磁內置反向突波保護功能適用於90開門,有門偵測信號帶鎖狀態指示燈及聯網信號輸出適用於樓宇對講門禁系統配套使用適用門型:木門金屬門玻璃門防火門氣性能:工作壓: 12vdc 24vdc工作流: 12vdc 0 . 53a 24vdc 0 . 27a工作: 40 50工作方式:斷開鎖鎖狀態有指示燈指示:鎖門時綠燈指示燈亮開門時,紅色指示燈亮絕緣測試: dc500v 1分鐘無擊穿鐵板尺寸: 184 x 36 x 11mm外形尺寸: 235 x 45 x 30mm重量: 1980g
  13. The variations of the surface state and environment conditions could change the procedure of exfoliation, therefore, the potentiometry and electric resistance methods in this paper are used to measure the exfoliation rate of aluminum alloys in a constant temperature, the experimental results show that relations of natural corrosion potential vs time have a resemblance to those of corrosion rate vs time, both relations are all at the different change rates in the front and back of 120 minutes

    超硬鋁合金表面狀態、條件的變化,均可能改變剝蝕的發展過程,為此,本文提出在恆溫條件下,用位法、法定量研究鋁合金的剝蝕性能。實驗結果顯示了lc4cs鋁合金的自腐蝕位與時間的關系,和腐蝕速率與時間的關系有著十分相似的規律,兩者均在120分鐘前後有不同的變化。
  14. Dect also boasts a claimed range of up to a few hundred meters 1, 000 - 3, 000m, encryption to ensure a high degree of call security, and " optimized " radio transmission that maximizes handheld device battery life. 2

    該系統採用了先進的微波無線傳輸技術,可以高保真地無線傳輸視頻信號和音頻信號,傳輸距離范圍達1000 - 3000米以上,在有墻隔情況下,可達20 - 100米視實際
  15. Abstract : this paper introduces a new class f epoxy glass - cloth laminate. the synthesis of a epoxy adhesive and the production process were studied. the properties of the laminate were compared with those of some similar products abroad. the results show that the laminate has higher adhesive strength 、 resistivity in moist conditions 、 dielectric strength and mechanical strength in higher temperatures. it is applicable for electric equipments, especially those to run in higher moisture or higher temperature conditions

    文摘:本文介紹了最近開發成功的一種新型f級耐高溫層壓板,研究了氧樹脂膠粘劑的合成,層壓板的製造工藝及其性能,並與國外同類產品進行了對比,結果表明,它具有粘接強度、浸水后絕緣及耐壓、高溫機械強度高等特性,可用作大型高壓機、輸變設備以及核工程、低溫高真空工程中絕緣結構材料,尤其適用於高壓、高溫、高機械強度的工作
  16. When cable used circumstance can prevent thermoplastic flow and admit reduce insulated resistance, if shorten working hours, pvc insulated and nylon jacketed wires and cables ' operating temperature can increase to 105 s which can continuous operating temperature 90

    纜使用可防止熱塑流動和容許減小絕緣的情況下,能連續90使用的pvc絕緣尼龍護套線,在縮短總工作時間的前提下,其工作溫度可提高至105 。
  17. The traditional level measuring methods can n ' t meet our demand because the subjective investigated is in such a poor systemic condition that the temperature is a little high and there ' s so many mill dust and steam there. in this article we perform systemic discuss and research against the dynamic level measuring method under special working condition on the basis of analyzing kinds of level measuring technique in and abroad. first we establish the pressure distribution mathematic model in storage bin and then deduce the mathematic relation between level height and the uniform stress on the bottom of the bin and designed a resistance compressive stress sensor used for the special condition and put forward a resoivement according to its zero excursion existing in practical use

    由於本研究系統被測對象溫度較高且潮濕,同時料倉中有大量粉塵及蒸汽,因此傳統的料位檢測方法不能滿足本測試要求。本文在分析國內外各種物位檢測技術的基礎上,針對特殊工況下動態物料高度的檢測進行了系統的探討與研究。首先建立了料倉中的壓力分佈數學模型,推導出料位高度與倉底均布壓力間的數學關系式,並據此設計了中溫應變式壓力傳感器,同時對它在實際應用中存在的零點漂移等問題提出了改進措施,提高了傳感器性能,解決了上述特殊工況下動態物料檢測的技術難題。
  18. Semiconductor devices ; discrete devices ; part 6 : thyristors : section 3 : blank detail specification for reverse blocking triode thyristors, ambient and case - rated, for currents greater than 100 a

    半導體器件.分立器件.第6部分:晶體閘流管.第3節:流在100a以下的額定和外殼的反向擋三極閘流晶體管的空白詳細規范
  19. Zero - expansion models satisfy the request of space structures for they can possess high dimensional stability in temperature - change fields. the surface morphology, electrical conductivity and spectral reflectivity of al / kapton films before and after space environment simulated tests were

    對于al / kapton薄膜試驗分別採用原子力顯微鏡、四探針測量儀、紫外可見分光光度計測試其空間試驗后的表面形貌、面導率、光學反射率。
  20. It is important to ensure the safety of microcomputers and its operators by reducing the environmental resistor of grounding body, and thus it is required to adjust and choose the resistor decreasing environment according to different edatopes

    針對不同的土壤,進行必要的調整和選擇,降低接地體的環境電阻,保障微機及操作人員的安全,具有重要意義。
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