1.
Establishment and solution of the vibration equation on the bending drill string in horizontal wells' whipstocking section
水平井造斜段弯曲钻柱振动方程的建立及求解
2.
Solving method for nonlinear contact problem of drill strings in 3D curved borehole
三维弯曲井眼钻柱接触非线性问题求解方法
3.
His spine developed a slight curve.
他的脊柱有点弯曲。
4.
an abnormal backward curve to the vertebral column.
脊柱异常地向后弯曲。
5.
An abnormal forward curvature of the spine in the lumbar region.
脊柱前凸腰部脊柱不正常的向前弯曲
6.
Effects of Drillstring Length on Snake Buckling Loads
斜直井内钻柱长度对蛇形屈曲的影响
7.
Bend test for coating (cylindrical mandrel)
GB/T6742-1986漆膜弯曲试验(圆柱轴)
8.
Analysis of Helical Buckling for End Constrained Slender String with Zero Gravity
端部约束细长无重管柱螺旋弯曲分析
9.
Structural Optimization for Stator of Cylindrical Ultrasonic Motor with Bending Vibration Modes
圆柱弯曲型超声电机定子的结构优化
10.
Analytical solution of axi-symmetrical bending of cylindrical shells with functional gradient
功能梯度圆柱壳轴对称弯曲的解析解
11.
Numerical simulation of flow properties in curving gas vitta
天然气流经弯曲油管柱时的流场模拟
12.
Performance of Concrete Filled Steel Tube Reinforced Concrete Columns Subjected to Cyclic Bending
循环弯曲作用下钢管混凝土柱的性能
13.
Axi-symmetrical Bending of FGMs Cylindrical Shells and Free Vibration of FGMs Cylindrical Shells with Holes
FGMs圆柱壳轴对称弯曲和FGMs开孔圆柱壳自由振动
14.
Finite Element Analysis of Moment-curvature Curve of Steel Reinforced Concrete Column;
型钢混凝土柱弯矩—曲率曲线有限元分析
15.
Width-thickness ratio of steel plates in concrete-filled rectangular thin-walled steel tube columns subjected to axis force with initial bending
考虑初始弯曲矩形薄壁钢管砼柱管壁屈曲分析
16.
The Length of the Bit Used in Dredging the Crooked Pipe-line;
弯曲管道疏通中能通过的钻头长度的研究
17.
Analysis of the Reasons the Surveying Hole Curving and the Solving-measures in Nanla Lead-zinc Mining
分析南腊铅锌矿区钻孔弯曲的原因及解决措施
18.
Causation of Borehole Deviation and Measures to Prevent and Rectify
浅析钻孔弯曲产生的原因及预防纠正措施