fiber porosity 中文意思是什麼

fiber porosity 解釋
纖維的多孔性
  • fiber : n. 〈美國〉 ＝ fibre。
  • porosity : n. 1. 多孔性。2. 【物理學】孔積率；孔度，隙度。3. 多孔部分；多孔結構；多孔的東西。
  1. The membrane layer is formed by the vacuum forming technology. by controlling the weight and the ratio of long path of ceramics fiber, changing the operation factor reasonably of vacuum forming, we can obtain the ceramic fiber composite membrane layer, which has pore diameters of about 5 to about 30um, porosity i s 50 - 80 %, and tensile strength is about 4. 1to 18. 1mpa and thickness of membrane layer is 0. 5 - 2 mm, has the good thermal shock resistance and peal off

    膜層採用真空抽濾成型工藝，通過控制膜組分中陶瓷纖維長徑比、纖維加入量、成型時料漿濃度、成型壓力及成型時間等可以獲得膜孔徑5 ? 30 m 、氣孔率50 ? 80 、抗折強度4 . 3 ? 18mpa 、膜層厚度0 . 5 ? 2mm 、具有良好熱性能和耐剝離性能的陶瓷纖維復合微濾膜材料。
  2. 3d - c / sic fabricated with t300 carbon fibers weaved into 3 - dimensional and 4 - directional structure, was deposited pyrocarbon and sic matrix at 950 - 1000 with cvi method. fiber volume fraction of 3d - c / sic was 40 - 45 %, composite density was 2. 01g / cm3 and porosity was 17 %. in addition, the thickness of pyrocarbon interface was 200 nm for interaction fatigue - creep ; the interface layer of pyrocarbon for thermal shock had three thickness obtained by controlling deposition time which were 10h, 20h, 30h, respectively

    3d - c sic是用t300碳纖維編織成三維四向編織體， cvi法在950 - 1000緻密，纖維體積分數為40 - 45 ，密度為2 . 01g cm ~ 3和孔隙率為17 ，用於疲勞蠕變交互作用試驗熱解碳界面層厚度約0 . 2 m ；用於熱震試驗的有三種界面層厚度分別是熱解碳沉積時間10小時、 20小時、 30小時獲得。
  3. It is showed that by using the phenolic resin and the fiber, the clutch friction materials could be manufactured with good properties such as stable friction coefficient, low wear rate, high fade resistance at 350, and suitable porosity

    結果表明，採用三組份酚醛樹脂和混雜纖維可以制備出摩擦性能良好， 350不發生熱衰退的離合器摩擦材料，且材料具有合適的孔隙率。
  4. Test method for dry and wet bulk density, water absorption and apparent porosity of thin sections of glass - fiber reinforced concrete

    玻璃纖維增強混凝土薄片的乾和濕體密度吸水率和表觀孔隙率的試驗方法
  5. The experiment showed that the temperatures and the fiber proportions influenced great on the compressive strength, bending strength, volume density and the porosity of the composites

    實驗結果表明，燒成溫度和纖維含量對復合材料的耐壓強度、抗折強度、體積密度和氣孔率影響較大。
  6. We tested the ambient temperature compressive strength, the ambient temperature bending strength, volume density and the porosity of the sintered composites. by means of the om, sem, and x - ray, we analyzed the composites micro - structure ; we studied the dispersion methods & the mechanism of damage of the fiber ; we also did research on the reinforced mechanism and the fabrication characteristics of the fcmc

    測試燒后試樣的常溫耐壓強度、常溫抗折強度、體積密度、氣孔率，並藉助于光學顯微鏡、掃描電鏡以及x射線衍射圖象對復合材料微觀結構進行了分析，探討了復合材料中纖維的分散方法、纖維的損傷機理、纖維增強al _ 2o _ 3復合材料的增強機理和及制備特性。
  7. At the same sintering temperature, when the alumina fiber accounted for 10 %, the porosity of the composites was the lowest, the volume density was the biggest, and the compressive strength and the bending strength were the highest. when the sintering temperature was 1550 c, the compressive strength which could reach 332. 78 mpa, was the biggest ; when the sintering temperature was 1550 c, the bending strength which could reach 44. 04 mpa, was the biggest

    在同一燒成溫度下，氧化鋁纖維含量為10時，復合材料的氣孔率最低，體積密度最大，耐壓強度和抗折強度最高；燒成溫度在1550時，復合材料的耐壓強度最高，達到332 . 78mpa ，在1500時，復合材料的抗折強度最高，達到44 . 04mpa 。
  8. Measurement of interfacial porosity and finite element ana lysis of stress distribution in al2o3 - fiber - reinforced aluminium alloy composites

    合金復合材料界面孔隙率測定及復合材料應力分佈有限元計算
分享友人
分享到 Line

分享到臉書