emission characteristic 中文意思是什麼

emission characteristic 解釋
發射特性
  • emission : n. 1. (光、熱、氣體等的)發出,發射,射出,放射;傳播。2. (紙幣等的)發行;發行額。3. 發出物,放射物。4. 【醫學】排出;遺精。
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  1. These can provide consult for the performance ' s analysis of the type of diesel engine. besides, the author synthetically analysizes it ' s fuel - economy and exhaust emission characteristic, including three areas ( low, medium and high speed conditions ), and makes a conclusion that the diesel engine has superiority to be matched with the camion and mobile machinery shop

    另外,還對該型柴油機的燃油經濟性與排放特性進行綜合分析,全面分析了該柴油機常用功率范圍內的三個工況區域(低速工況、中間轉速工況、高速工況)的經濟性與排放性能,得出該柴油機與載重及工程用車配套具有優越性的結論。
  2. The work on the simulation of filter, which was applied to the oled to improve the characteristic of chromatics of emission, was introduced

    有機發光器件的載流子注入、傳輸、復合過程與器件本身的材料、結構、工作電壓密切相關。
  3. 4 the cleanout and the passivation of si surface was carried out by a two - step process to overcome the surface oxide layer and balance the charge between the substrate and epitaxy. by this way, the crystal quality and emission characteristic of zno thin films can be improved, which provide a way to resolve the native oxide layer of si substrate

    4 、通過用等離子體對硅襯底表面進行清洗和鈍化兩步處理,解決硅襯底表面的氧化層和界面電荷平衡問題,制備出了高質量的氧化鋅薄膜材料,找到了一條獲得了高質量的氧化鋅薄膜的新途徑。
  4. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  5. Acoustic emission is the characteristic and irreversible sound emitted by a material when it is deformed.

    聲發射是當材料變形時所發出的特殊的不可逆的聲響。
  6. It has been proved that the cnt has good characteristic on the field emission. at the same time, people have noticed that the nanosized diamond has a low nea

    碳納米管已經被證實具有良好的場發射特性,而金剛石超微粉也具有負電親和勢低的特點。
  7. The author analyzes the change rules of fuel consumption and the mass of the main exhaust emission pollutants ( nox, pm, co, hc and carbon ) with the operating parameters ( speed and load ), points out that nox and pm are the primary exhaust emission pollutants which affect the turbocharge - intercooled diesel engine to reach the requires of emission regulations, and map the figure of compositive exhaust emission characteristic

    分析了有效燃油消耗率及各主要排放污染物( nox 、 pm 、 co 、 hc 、碳煙)的排放量隨運轉參數(轉速n與平均有效壓力p _ ( me ) )的變化規律。指出nox與pm是影響增壓中冷柴油機排放達標的主要排放污染物,並繪制了排放綜合特性圖。這為該類型柴油機的性能分析提供了參考。
  8. By the result of these experiments, acoustic emission ( ae ) was chosen to use in the research. at the same time, we analyse the phenomenon of acoustic emission at the base of theory, the characteristic signal of acoustic emission which comes from the faulty bearing at the angle of application, and the expression of the characteristic signal. contrast was also made on the data achieved separately from vibrational signal and ae signal, and it is proved that ae is feasible and available to the diagnosis to the fault of the rolling bearing

    主要工作有如下幾方面:對本段前期實驗室階段採用的振動法幅值域無量綱處理進行了分析,並研製了現場所使用的滾動軸承故障檢測裝置,將無量綱參數診斷法應用於段修現場,且做了大量試驗;對于現場試驗中所出現的問題進行了分析,提出將聲發射的方法用於軸承的在線故障診斷;從理論上分析了聲發射現象,從應用的角度分析故障軸承的聲發射信號的特徵以及聲發射信號特徵的表示方法,並在實驗室中,採用振動法和聲發射法實時檢測的實驗數據進行了對比和分析,證明了使用聲發射法對軸承故障檢測的可行性和有效性。
  9. 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。
  10. 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。
  11. Based on the structure and emission characteristic of the diode bar, a numerical calculation. model of the thermal dissipation was proposed and a related simulation of the effects of heatsinks parameters on the performance of the packaged laser was carried out

    根據二極體條結構及輻射特性,建立了散熱過程數值計算模型,數值模擬研究了熱沉參數對封裝激光器性能的影響。
  12. And the field emission characteristic of the cnt - trunk was test by a simple diode structure

    而所成長的奈米碳管以簡單的二極量測來測試其場發射特性。
  13. According to the literature in the world, now the research of lab6 is not mostly concentrated in field emission but hot emission. preparation of lab6 field emitting cold cathode is correlative with it ’ s physical and chemical characteristic. now, there are little literature that can be used for reference

    人們已經對六硼化鑭材料的性能做了大量研究工作,但據目前所見到的國內外文獻所知,對六硼化鑭陰極的研究多集中在它的熱發射方面,對于以此種材料場發射冷陰極方面的研究較少。
  14. Field emission characteristic and mechanism of a novel diamond films cathode

    新型金剛石薄膜場電子發射的特性
  15. The factors which influenced the process include the insulator ' s material, structure, the distribution of space electrical field, the way to deal with the surface, the characteristic of voltage waveform, pulse width etc. there are two kinds of theory for the vacuum surface flashover : secondary electron emission avalanche ( seea ) and electron triggered polarization relaxation ( etpr )

    影響該過程的因素包括絕緣材料結構、空間電場分佈、表面處理方法、所加電壓特徵,脈沖寬度等。研究真空表面閃絡過程有兩類理論:二次電子發射崩潰( seea )和電子引發極化鬆弛( etpr ) 。
  16. Interstellar hydrogen will emit a characteristic wave with wavelength 21cm. most of the sources of this wave are gas clouds in the spiral arms. second to the 21cm emission, the radio wave emitted by the molecular gas clouds in the arms are also good spiral arm tracers

    在旋臂中的氫氣分子云,會發射出波長為21厘米的無線電波,只要探測這些無線電波在天空中的強度分佈,便可推算出旋臂的結構。
  17. The characteristics of lpg have been introduced in this paper, a novel fuel - supplied system designed and the experiments of the combustion and emission characteristic of the lpg / diesel dual fuel engine carried out in the engine bench

    本文介紹了lpg的特點,設計了新的lpg柴油聯動式燃油供給系統,在試驗臺架上對lpg柴油雙燃料發動機的燃燒和排放特性進行了研究。
  18. The excellent field emission characteristic of the low temperature grown p - sic film was experimentally and theoretically pursued with well result

    在對卜sic場電子進行理論研究基礎上,比較測量的結果,表明低溫b七薄膜具有優異的場電子發射特性。
  19. Study of gas emission characteristic in long - wall top coal caving face with a high gas content

    高瓦斯綜放面瓦斯湧出特徵研究
  20. After surveyed, morphology of the cathodes shows restore and recrystallization. furthermore after testing the emission characteristic, the surface crystal of the cathode has changed to more fine, and the re oxides become more uniform on the surface

    分析發射實驗前後陰極表面的形貌和成分變化,觀察到,在發射過程中,高溫,高電場作用下,陰極表面發生了回復和再結晶過程,表面組織微晶化,同時發射實驗后稀土氧化物在表面的分佈均勻。
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