pyc 中文意思是什麼
pyc
解釋
化膿菌培養-
The result of md simulation means that : ( 1 ) the microstructure in the amorphous carbon has no obvious change, the slippage which is parallel to the fiber axes in the graphite slices of the pyc interphase was found ; ( 2 ) bulk moduli of every part of interphase diminished, young ' s moduli in all three direction of amorphous carbon diminished, young ' s moduli of the graphite slices in the direction of parallel to the fiber radial decreased, and ones in the direction of parallel to the fiber axes increased
分子動力學模擬結果表明， （ 1 ）界面相內部無定形碳部分微結構無明顯變化，石墨片層部分沿纖維軸向滑移； （ 2 ）界面相模量發生變化，界面相區域各部分的體積彈性模量降低，無定形碳部分及石墨片層部分垂直於纖維軸向的楊氏模量降低，平行於纖維軸向的楊氏模量升高。 -
In this paper, the methods of atomic simulation, such as molecular mechanics ( mm ) and molecular dynamics ( md ), have been used to study the evolvement of microstructure and properties of pyc interphase of c / sic composite. the influences of the evolvement on the mechanism properties and environment properties of c / sic composite have been investigated also via the use of cerius soft package
本文正是用原子級模擬的一些方法，如分子力學、分子動力學等，藉助cerius ~ 2材料設計軟體來研究c sic復合材料熱解碳界面相區域的微結構及性能演變，及其對復合材料整體力學性能及環境性能的影響。 -
Implanted b ion in the pyc interphase came into being b4c, and reacted with oxygen and sodium sulfate producing b2o3
預測了b離子注入pyc界面相后，經高溫處理生成的碳化硼能夠和氧、硫酸鈉反應生成氧化硼。 -
2. thermodynamics and md methods were used to study the mechanism of oxidation and corrosion resistance of pyc interphase by implanting b ion
首次用熱力學計算和分子動力學方法研究了pyc界面相注入b離子對c sic復合材料抗氧化性及抗腐蝕性能的影響。 -
It is shown that cte of the composites decrease gradually with pyc interphase thickness increasing when it is in a certain thickness range ( about 70 ~ 220nm )
結果表明，當界面層厚度處於一定范圍（約70 220nm ）內時， c sic復合材料的熱膨脹系數隨熱解碳厚度的增加而逐漸降低。
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