The trajectory optimization,permissible crooked wellhole radius,relative error analysis of the build-up rate,the true build-up rate analysis and PDM optimization are applied in Well TK818CH practice,which has ac.
鉴于短半径水平井轨迹着陆控制阶段的重要性,从工程角度把井眼轨迹优化、允许井眼弯曲半径、下井动力钻具造斜率相对误差分析、动力钻具实际造斜率核算、优选动力钻具下井这一指导思想应用于TK818CH短半径水平井的造斜段施工,并取得了预期的效果。
The design of the Decorative Stainless-Steel Elbow, the calculation of the thinnest thickness of the elbow wall, and the calculation of the smallest relative bending radius of the elbow, the forming die for the elbow and the attention items in the design of the die were introduced.
介绍了不锈钢装饰弯头的设计、弯头最小壁厚的计算、弯头最小相对弯曲半径的计算 ,并介绍了弯头成形模以及模具设计中应注意的问题。
The strained lattice parameters, misorientation, bending radius and stress of ZnO films were estimated.
高温直接生长的样品弯曲半径小而应力更大;实验测量的应力值和理论计算的热应力值之间存在差异,原因主要是晶格失配应力的存在。
Experiments of single mode fiber bend loss with the change of bend radius from 1 to 9 mm are made at 90° and 180°respectively.
系统对单模光纤弯曲损耗随弯曲半径(1~9 mm)进行90°和180°的弯曲实验,结果显示,光纤弯曲损耗随弯曲半径的增加呈下降趋势,光纤弯曲对不同波长的光损耗不同,且出现弯曲损耗的振荡,并进行了数值仿真和实验数据的比较。
Based on field data of the river bend in middle and lower Hanjiang River and in Jingjiang River,the relation between the variation of bend radius of flow dynamic axis and bend bypassing and shoal cutting is expounded.
在分析汉江中下游以及荆江河湾实测资料的基础上,阐述了河湾水流动力轴线弯曲半径变化与切滩撇弯之间的关系,大量相关实测资料说明当河湾的来水条件和河湾形态发生变化时,会造成河势与水流动力轴线走向发生变化,从而引起切滩撇弯的发生。
Through analyzing and arranging the actual data measured of mountain area rivers in southwest of China,we summarize:The ideal channel flow route should have sine derivative curve flow route,harmonized flow direction,good flow route corner and bigger curve radius.
通过对西南地区山区河流实测资料进行分析整理 ,总结出 :正弦派生曲线水流线路、协调的水流方向、良好的水流转向角及较大的弯曲半径为理想的航道水流流路 ,并提出了该规律在工程设计中的应
The bending radius should not less than25 times of cable diameter.
电缆弯曲半径：不小于电缆外径的25倍。
Mathematic calculation approach of minimum bending radius of mandrel based on Matlab
基于Matlab的芯轴最小弯曲半径计算
Excellent pliability，flexibility and elasticity and suitable for special occasions requiring small bending radius.
本产品具有极好的弯曲、柔软性和弹性，可用于弯曲半径较小的场合。
Experimental Research on NC Bending with Small Bending Radius of Aluminum Alloy Thin-Walled Tube;
铝合金薄壁管小弯曲半径数控弯曲成形的实验研究
The formulae for calculating the bend radius of neutral plane and the decrement of bend angle after springback were derived by considering the deformation after unloading.
依据卸载变形的分析计算，推导出回弹后中性层弯曲半径及弯曲角变化量的计算公式。
The beam bends to a circular profile of radius R.
梁弯曲成半径为R的园形形状。
This opens up the radius of the turn for you so the turn is less tight.
这会加大你过弯的半径，相对减小弯道的曲度。
Residual Collapsing Strength Analysis of Bending Part Casing in Medium/Short Radius Horizontal Wells
中短半径水平井弯曲段套管剩余抗挤强度分析
The pouring construction technology of small radius flat curve continuous steel bridge cantilever
小半径平弯曲线连续刚构桥悬臂浇筑施工技术
The winding trail caused them to lose their orientation.
弯弯曲曲的小径使他们迷失方向。
A path weaved through the valleys.
一条小径弯弯曲曲通过山谷。
THE DEMON STRATION FOR THE FORMULA ABOUT RADIUS AND LOCATION OF THE FORWARD CURVED BLADES OF CENTRIFUGAL FAN
离心式风机前弯曲叶片圆弧半径及中心位置之确定及其论证
Research on the Making of Semi-Solid Billet of AZ91D Magnesium Alloy by Direct Extrusion-ECAP;
正挤压—等径道弯曲制备AZ91D镁合金半固态坯料研究
The curve experiment has obtained curve radius of inertia advance curve and static curve;
转弯试验测得了机器鱼惯性前进转弯和静止转弯时的转弯半径;
caliber radius head
弹头蛋形部曲率半径
medium-radius lateral drilling
中曲率半径侧向钻井
"R.Radius, represents curve dimension."
半径,表示曲线尺寸
The reciprocal of the radius of a circle.
曲率一个圆半径的倒数
