wall emission 中文意思是什麼

wall emission 解釋
壁發射
  • wall : n 1 墻壁；（石、磚等的）圍墻；城墻。2 （形狀、用途）像墻壁的東西，障壁；土堤，堤防。3 （礦井、容...
  • 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。
  1. Methane emission rate prediction in fully - mechanized excavated faces based on initial speed of methane emission of coal wall

    基於煤壁瓦斯湧出初速度的綜掘工作面瓦斯湧出量預測
  2. Cyclotron systems for positron emission tomography - part 2 : radiation protection labyrinths and wall entrances

    正電子放射層析x射線攝影法用回旋加速器系統.第2部分
  3. The use of different mining methods may cause some changes in gas emission, gas distribution rule and gas migration when the long - wall top coal caving ( ltcc ) is used for the high gas content coal seam, leading to a hidden danger of safety production

    摘要在綜采放頂煤開采高瓦斯煤層時，由於採用的開采方法不同，會帶來瓦斯湧出與分佈及運移規律的一系列變化，給煤礦的安全生產造成極大的事故隱患，因此必須對此進行深入的研究。
  4. 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
  5. The field emission property of carbon nanotubes could be increased by substitution of nitrogen for some of carbon, however, however, that of bcn nanotubes was poor. 1. study of disordered multi - wall carbon nanotube carbon nanotubes with different diameter distributions have been produced by thermal decomposition of a ferrocene - xylene mixture under different temperatures and different catalysts in an ar ( or n2 ) / h2 atmosphere

    結合透射電鏡、掃描電鏡及拉曼光譜，系統地研究了以鈷二茂鐵為催化劑時不同溫度下、以及在860時，分別以鈷二茂鐵、鎳二茂鐵、鈷、鎳鈷不同催化劑、不同保護氣體對高溫熱解法制備的多壁碳納米管結構、產率等的影響，對產物的形態、結構進行分析。
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