1)  three-dimensional curved well bore
					
	
					
				
				
	
					
				三维弯曲井眼
				1.
					This solution method is suitable for solving the nonlinear contact problem of drill string in the three-dimensional curved well bore and has the advantages of simple programming and convergence speed.
						
						通过建立三维弯曲井眼钻柱有限元模型和钻柱与井壁接触碰撞的定解条件,利用元胞自动机的基本理论,提出了一种基于元胞自动机的钻柱多向接触非线性有限元方程的求解方法。
					
					2)  curved three-dimentional wellbore
					
	
					
				
				
	
					
				弯曲的三维井眼
			
					5)  crooked-hole tendency
					
	
					
				
				
	
					
				井眼弯曲趋势
			
					6)  hole walk
					
	
					
				
				
	
					
				井眼弯曲方向
	补充资料:牓眼
		1.即榜眼。科举殿试考取一甲第二名者。
		
		说明:补充资料仅用于学习参考,请勿用于其它任何用途。
	参考词条