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            超高溫材料(0/0)
            
      
            
      
            
        
            
          
            
            
            5秒
            
          
            
          
            
            
            
          
            
          
            
            
            
          
            
          
            
            
            
          
            
          
            
            
            
          
            
          
            
            
            
          
            
          
            
            
            
          
            
          
            
            
            
          
            
          
          
            
            
            
              
            
              
            
            
            
          
            
          
        
            
      
            
      
            
        
            
          
            
          
            
          
            
          
            
          
            
            
            
            
            
            
            
              
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        時間:2020-12-24 13:25:47 | 瀏覽次 | 已有條評論
            
             
 
        
            
        
        
            
		
            
		超高溫材料是指能在1800℃～2000℃以上溫度使用的單一或材料組合，包括難熔金屬、陶瓷基復合材料和經過改性的C/C復合材料。超高溫材料具有高溫強度、高溫抗氧化性和高溫抗燒蝕性能，能夠適應超高音速長時飛行、大氣層再入、跨大氣層飛行和火箭推進系統等極端環境，可用于飛行器鼻錐、機翼前緣、火箭噴管、燃燒室、發動機熱端等各種關鍵部位或部件。 		
            
		
            
        
      
            
      
            
      
       
      
            
    
            

            

            

    
            
    
            
  
            
  
            
  
            
    
    
            
	
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