免费看又黄又无码的网站,中日韩一级片,午夜视频国产,国产男女无遮挡一级毛片视频

    • 

      <strike id="ok5ja"><dfn id="ok5ja"></dfn></strike>
      1. 

          <b id="ok5ja"></b>
          <b id="ok5ja"><small id="ok5ja"><dl id="ok5ja"></dl></small></b>
          3. <cite id="ok5ja"><small id="ok5ja"><kbd id="ok5ja"></kbd></small></cite>
          


          
	
	
          
		
          中EN
          
		
				
		
          傳真：0473-3982670
          
		
		
	
          

          

          
	
	
          中EN
          
	

          


          
	
          
	
          
	
          
		
	
          

          


          
News
News
          
	
          
	
          
		
          News
          News
          
		
          
			
		
          
	
          

          
	
          
		
          
			
          Enterprise NewsCurrent location：Home > Enterprise News
          
			
          
				
          
					
          Successful trial production of new products
          
					
          Release date：2016/09/27 |  Times of browsing：9 
          
					
          
						
          The 400QJ500-40 submersible pump designed by our company has been successfully trial-manufactured. The design of the pump meets the national standard. The test data meet the design requirements. The main technical parameters of the prototype are as follows:
          流量m3/h
          flow
          單級(jí)揚(yáng)程m
          Head
          400
          44
          500
          43
          550
          22