low-expansion coefficient 中文意思是什麼

low-expansion coefficient 解釋
低膨脹系數
  • low : adj 1 低的；淺的，矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • 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. Benefit of this modified shape is that the expansion around the first corner reduces the initial pressure coefficient on the frustum to low values.

    這個改進的外型的優點是繞第一角點的膨脹會把截錐上的初始壓力系數減少到很低的值。
  2. Hypereutectic al - si alloys are known to be suitable for wear - resistance material because of its low density, high tensile properties and low coefficient of thermal expansion

    高硅鋁合金的耐磨性好，強度高，密度低，熱膨脹系數小。
  3. A very low linear expansion coefficient sample carrier made from invar, ensures that temperature change has no effect on the sample position

    由不脹鋼製成非常低膨脹系數的樣品載臺保證溫度變化對樣品的位置沒有影響。
  4. The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 ， al2o3 ， b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze

    採用發射光譜儀對進口低溫透明釉進行半定量分析，並用原子吸收光譜儀測定其陶瓷製品的鉛、鎘的溶出量，分析化學成分對鉛、鎘溶出量的影響.結果表明，進口低溫透明釉採用低鉛配方不能解決鉛溶出量的超標問題，只有採用無鉛釉才能解決.探討用氧化鋰和氧化鍶等新型熔劑完全代替氧化鉛的工藝，研究釉料中氧化硅、氧化鋁、氧化硼和各種金屬氧化物的含量，對釉的線膨脹系數、熔融溫度和透明度等性能的影響.分析坯料、釉料的線膨脹系數及其相互關系和釉料制備的工藝，研製出優質的1000 1050低溫無鉛透明釉
  5. As a super refractory, nature flaky graphite has many advantages such as high thermal conductivity, high thermal shock resistance, excellent high - temperature strength, excellent machinability, high sublimation temperature and low thermal expansion coefficient. unfortunately, the poor water wettability, low density and flaky structure of graphite surface limit its application with large quantity

    天然鱗片石墨以其熱膨脹小，導熱性、抗熱震性和化學穩定性好等諸多優點而成為適應鋼鐵冶煉苛刻環境耐火材料的原料，但石墨在水中的潤濕性、分散性差以及在空氣中易氧化等缺點限制了它的進一步應用。
  6. Measuring method of the linear thermal expansion coefficient for low expansion glass by laser interferometry

    用激光干涉法檢測低膨脹玻璃的線性熱膨脹系數的測量方法
  7. In this paper, the target radiate characteristics and waveband selection of the infrared system reviewed briefly ; the suppression of the stray radiation in the infrared sub - system is discussed ; the material selection, the support structure and optimization of the primary mirror in the infrared sub - system of the theodolite, every factor which will affect the surface figure of the mirror is discussed in detail and get the result that in the circumstance of shooting range, the primary factor which affects the surface figure of the mirror in the infrared sub - system is temperature changing, this ca n be resolved by using material of low expansion coefficient and using same material in the mirror and the mirror seat

    本文將對紅外系統的目標輻射特徵分析和波段選擇進行簡要回顧，討論紅外系統中雜散輻射的抑制，並詳盡分析經緯儀紅外光學系統設計中所涉及到的反射鏡的材料、支撐、結構和優化設計等問題，認真討論和分析影響主鏡的面形精度的各種可能因素。並指出：在靶場環境下影響經緯儀紅外分系統主鏡面形精度的主要原因是溫度的變化，這種情況可通過選擇低線膨脹系數的材料並且使鏡座和反射鏡採用相同的材料予以解決。
  8. Due to good chemical stability and electrical resistivity, high thermal conductivity and mechanical intensity, wide band gap and low thermal expansion coefficient, aln thin films can be applied for insulating chips for semiconductor devices with high power, thermal dissipation lagers for large and super - large scale integrated circuits, insulating layers or passivation layers for semiconductor

    超薄鋁膜由於其特殊的的光學性質，在光學多層膜上有廣泛應用。氮化鋁薄膜化學穩定性高、熱傳導率高、機械強度高、電絕緣性能佳、高能隙、熱膨脹系數低，光學特性優良，可以用作大功率的紫外光學器件的散熱材料。
  9. This clear quartz rod has high purity, elevated temperature characteristics and low coefficient of thermal expansion. it serves as the material of the bridging rod for single and halogen lamps, fiber optic lighting, quartz making, wafer carriers and push rods in semiconductor industry

    這種透明石英棒具有純度高，耐高溫性強以及熱膨脹系數低的特點，用於單端鹵素燈的壓橋棒，光纖照明、石英纖維的製造以及半導體矽片的加工等。
  10. The present situation of investigation on the alloy with high strength and low linear coefficient of thermal expansion and the achieved level are summarized, and some opinions on the further alloy researches are given roughly

    總結了高強度低熱膨脹合金研究的國內外現狀和達到的水平，對高強度低熱膨脹合金將來的研究方向提出了看法。
  11. 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。
  12. Aluminum infiltrated silicon carbide composite exhibits excellent properties such as high thermal conductivity, low coefficient of thermal expansion ( cte ), high modulus and low density, therefore it has extensive potential applications in electronic packaging

    鋁滲碳化硅復合材料具有高導熱、低膨脹、高模量、低密度等優異的綜合性能，在電子封裝領域具有廣闊的應用前景。
  13. Aluminium titanate ( at ) has many excellent properties such as low thermal expansion coefficient, thermal conduction coefficient, high melting point, endured corrosion and thermal resistance, so it is one of the best materials with low thermal expansion coefficient resisting high temperature

    鈦酸鋁由於具有接近於零的熱膨脹系數、低的導熱系數、高熔點、耐腐蝕和抗熱沖擊性能好等特點，是目前低膨脹材料中耐高溫性能最好的一種之一。
  14. Aluminium titanate ( al2tio5, at ) has many excellent properties such as low thermal expansion coefficient, thermal conduction coefficient, high melting point, endured corrosion and thermal resistance, so it is one of the best materials with low thermal expansion coefficient resisting high temperature

    鈦酸鋁（ al _ 2tio _ 5簡稱at ）因其具有接近於零的熱膨脹系數、低的導熱系數、高熔點、耐腐蝕和抗熱沖擊性能好等特點，是目前低熱膨脹材料中耐高溫性能最好的材料之一。
  15. This product is characterized by low expansion coefficient, high refractoriness, good thermal and chemical stability

    本產品特點是膨脹系數小，耐火度高，熱化學穩定性好。
  16. Metal matrix composite had begun to develop early in 1960s, and became one new branch in the field of composite. among them, the aluminum based matrix developed especial quickly, because it has many merits compared with other metal, such as light weight, specific strength and shear strength, low coefficient of thermal expansion, high young ' s modulus, better thermal stability and temperature conductivity

    金屬基復合材料在六十年代開始有了較快的發展，成為了復合材料領域的新支，其中，鋁基復合材料的發展尤為迅速，因為它具有重量輕、比強度高、剪切強度高、熱膨脹系數低、高的彈性模量，良好的熱穩定性、導熱性能等一系列優點。
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