1)  improve merchandisation of electric grid
					
	
					
				
				
	
					
				提高商品率
			
					2)  yield enhancement
					
	
					
				
				
	
					
				成品率提高
			
					3)  upgrade
					[英][,ʌp'ɡreɪd]  [美]['ʌp'gred]
					
	
					
				
				
	
					
				提高(商品房的)质量
			
					5)  improvement of emotion
					
	
					
				
				
	
					
				情商提高
			
					6)  the stable increase rate of product quality
					
	
					
				
				
	
					
				产品质量稳定提高率
				1.
					Based on the basic theory of statistical index,with"quality index" instead of "the stable increase rate of product quality",it is flexible both theoretically and practically.
						
						以统计指数基本理论为依据 ,用“质量指数”替代“产品质量稳定提高率” ,理论和实践上均具可行性。