heat expansion coefficient 中文意思是什麼

heat expansion coefficient 解釋
熱膨脹系數
  • heat : n 1 熱；熱力；熱度；熱量。2 體溫；發燒。3 （氣候的）高溫，暑氣。4 【冶金】熔煉的爐次；裝爐量；一...
  • expansion : n 1 張開，伸展。2 擴大；擴建；展開；發展。3 廣袤，遼闊。4 擴張物，擴大部分。5 （講題等的）詳述，...
  • coefficient : adj. 共同作用的。n. 1. 共同作用；協同因素。2. 【數，物】系數，率；程度。
  1. Cordierite is a kind of superior heat - resistant material melting point can achieve 1400, and its thermal expansion coefficient is close to zero

    Cordierite是一種優越的耐熱材料（熔點達1400 ）其熱膨脹系數接近於零，因此，可忍受急劇之溫差。
  2. The t - r characteristics may originate from the total function of volume expansion and temperature susceptibility of asphalt, the deference of volume expansion coefficient with heat between asphalt and graphite, and internal stress

    而溫敏產生的原因則為瀝青的體積膨脹、石墨和瀝青的熱膨脹系數差異、內部應力和瀝青溫度敏感性共同作用的結果。
  3. The heat expansion coefficient of plastic is much higher than metal caused by abrasion heat and the change of environment condition. plastic gear needs enough gap

    因磨擦熱和環境條件的變化，塑料比金屬熱膨脹系數高許多，塑料輪需要足夠的
  4. The heat expansion coefficient of casting nylon materials is about 10 times larger than steel, so the internal dia shrinks caused by the expansion. it will influence the connection gap of the abrasive surface

    鑄型尼材料的熱膨脹系數約比鋼材大10倍左右，所以軸套在運行時由於摩擦熱所造成的膨脹變形使內徑縮小，影響摩擦面的配合間隙。
  5. 1. 20m - 60m mica powder is mainly used in electric welding ; 2. 60m - 325m is used in mica ceramics for its good performance in insulation, maintain uncarbonized under strong electric arc, long time performance in the heat of 350c. its heat expansion coefficient is adjustable as required

    工業上主要利用它的絕緣性和耐熱性，以及抗酸抗堿性抗壓和剝分性，用作電氣設備和電工器材的絕緣材料其次用於製造蒸汽鍋爐冶煉爐的爐窗和機械上的零件。
  6. Effects of heat - treatment on the crystallization and thermal expansion coefficient of li2o - al2o3 - sio2 system glass

    2系統玻璃析晶及熱膨脹系數的影響
  7. Aluminum alloy matrix composite has a series of advantages such as low density, high specific strength and specific modulus, high wear resistance, low coefficient of expansion, high coefficient of heat conductivity and high cooling rate

    鋁基復合材料具有密度低、強度和模量高、耐磨損、膨脹系數低、導熱系數高以及散熱速度快等一系列優點。
  8. In this article, through lab and engineering site trials that the physical data of new type pipe materials is corrected, the results are as follow : ( l ) the expansion coefficient of new plastic pipe materials is more large than that of iron pipe. ( 2 ) new plastic pipe materials have different heat - resisting character and according to the water temperature to choose pipe materials ; ( 3 ) the loss of head of water for new type pipe materials is more smaller than iron pipe and also correct the loss of head of water that calculated by theory ; ( 4 ) probing into the press - resistance character of new plastic pipe materials

    本文通過試驗室試驗及工程現場試驗，對新型給排水管材的幾個重要的物理性能參數進行實驗測定，糾正了以往的錯誤認識。研究結果表明： （ 1 ）新型塑料管材線脹系數遠遠大於鋼管和鑄鐵管，設計和施工中要嚴格考慮管道的伸縮； （ 2 ）新型塑料管材耐高溫性能各不相同，需根據管內水溫選定管材； （ 3 ）新型管材水頭損失遠小於鋼管，並對原水頭損失計算公式進行了修正； （ 4 ）對于塑料管材的耐壓性能進行了探討。
  9. It is found that two main eof modes of turbulent heat fluxes mainly describe the flux variations in two trade wind regions. the mtm spectrum of the first time series of expansion coefficient shows a periodic signal at about two - to - three months and two - to - three years quasi - periodic signal ( at the 95 % level )

    熱帶大西洋的增暖事件中，東風減弱，西風加強，赤道冷舌區海洋的潛熱和感熱損失隨sst的增暖而增大， itcz區海洋的潛熱和感熱損失則伴隨著風速的減小而減小。
  10. The additive function and affection was studied on to mullite / zirconia / alumina composite ceramics in the paper. v2o5 and alf3 were confirmed to accelerate the forming of mullite whisker, ensure to enhance the toughness of samples, better heat thermal - shock resistance. the strength, micro - hardness, thermal expansion coefficient and thermal - shock resistancehave been tested

    對外加不同添加劑系列樣品，進行強度測試、顯微硬度測試、熱膨脹系數測定及抗熱震性測試，從中找出了綜合性能較好的樣品配方，其抗折強度高達172 . 80mpa 、顯微硬度601 . 5 、熱膨脹系數為6 . 56 10 ~ （ - 6 ） ~ （ - 1 ） 、抗熱震性好。
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