A cylinder is a prism with a circular cross section.
圆柱是具有圆形横截面的棱柱。
The planar vibration of a thin elastic rod with circular cross section in viscous medium is discussed.
讨论圆截面弹性细杆在黏性介质中的平面振动。
It was found that fibers of circular cross section produce greater cohesion in webs and slivers than do trilobal fibers.
圆形横截面纤维在棉网和棉条中，比三叶形横截面纤维能产生较大的粘著作用。
The equilibrium and stability of an elastic rod with circular cross section under the constraint of a cylinder is discussed.
讨论受圆柱面约束的圆截面弹性杆的平衡与稳定性。
Shaped like a cone extending into space, the umbra has a circular cross section that can be most easily seen during a lunar eclipse.
本影就像一个圆锥一样延伸在空间中，当月食发生时，它很容易被看到。
The influences of formation condition and draw ratio in melt spinning on the hollowness of Circular cross section hollow polyester fiber are studied.
本文就熔融纺丝成形条件及后拉伸倍数对圆中空聚酯纤维中空度的影响进行了探讨。
The fiber of flat cross section can overcome some disadvantages of the fiber of circular cross section, and provide the excellent performance and usage to the products.
纤维截面扁平化可以克服圆形截面纤维的某些缺点，赋予产品优良的性能和用途。
The influencing factors of coal arch camber in planomural coal bin and coal drop pipe with rectangular or circular cross section during coal drop are studied theoretically.
对落煤过程中平壁煤仓及截面形状分别为矩形、圆形的落煤管起拱的影响因素进行理论研究。
In this paper, the strength problem is solved for the crank shaft with a big radius circular cross-section and small eccentricity by using spacial finite element method.
本文用空间有限元理论解决了半径较大、偏心较小的圆截面曲轴强度计算问题。
The cross section of the fibres changes from kidney shaped to circular. This is because the fibres swell markedly when treated with a concentrated sodium hydroxide solution.
纤维交叉的区域由腰子的形状变成圆形，这是因为纤维在经过浓缩的氢氧化钠的作用下明显地膨胀了。
The MHD equilibrium solutions of a toroidal plasma with non-circular cross-section and linear current distribution are written in terms of a fast convergent series.
用一个收敛很快的级数构造了非圆截面、线性电流分布环形等离子体的磁流体平衡解。
Polyester fibers have a smooth, uniform surface with no striations and are circular in cross section.
聚酯纤维表面均匀光滑，无条纹，横截面呈圆形。
The package has a continuous, elongated design with a circular, elliptical, square, rectangular or polygonal cross section.
该包装具有圆形、椭圆形、方形、矩形、或多边形横截面的连续细长设计。
Then the unified formulas for calculating sectional strength of the member are derived which are adaptable to both circular or ring cross section with thrust of big or small eccentricity.
最终导出了大、小偏心统一，圆、环形截面统一的正截面强度计算公式及方法。
Comparison analysis for antiplane surface motion features between the circular-arc cross-section alluvial valley and the single overburden layer is investigated in details in this paper.
为了更深入地研究了一般圆弧状沉积盆地的出平面地表运动特征，本文与已有的软土单覆盖层解析结果做了对比分析。
Based on shearing stress Theorem, we know that the shearing stress direction of all the spots on the edge of circular cross-section should be tangent to the circle.
由切应力互等定理可知，在截面边缘上各点处切应力方向必与圆周相切。
Results show that if the cross-section of the axicon is ideally manufactured in circular symmetry, the field distribution behind the axicon is approximately an ideal Bessel beam.
计算结果指出，当轴棱锥的截面为圆对称的理想加工时，轴棱锥产生的光场分布为近似理想的零阶贝塞耳光。
The domes are circular or ovoid in cross - section.
穹丘的横断面为圆形或卵圆形。
The domes are circular or ovoid in cross-section.
穹丘的横断面为圆形或卵圆形。
This expression becomes an exact one for a circular cross-section.
对于圆形的横截面这表达式即变为精确表达式。
At the same time we can get the relationship between hollow circular laser beam and duty circle at different defocusing cross section.
同时得出了不同离焦量横截面上中空环形光斑的大小和占空比之间的关系。
According to the approximation of the velocity profile of turbulent flow in cylindrical pipes, flow rate measurement based upon the maximum velocity of circular cross-section is proposed.
根据已知圆管紊流流速分布的近似模地，研究了使用管道轴线处的最大流速测量流量的方法。
The inside of the sleeve is shaped to match the cross section of the tube (12) and the outside has a non-circular shape.
套筒的内部被成形为与管子(12)的横截面相符合并且其外面具有非圆形形状。
This paper presents an optimal cross section of conveyance aqueduct with a nonlinear programming model, which is the circular bottom triangle.
采用非线性模型，提出了输水渡槽的最优园底直角横断面。
A new kind of NC system for machining shafts with non-circular cross-section is proposed in this paper.
提出了一种新型的非圆轴数控加工系统，用于横截面为非圆形状的轴类零件加工。
Using wires with a circular cross-section reduces the eddy currents produced on a rung.
利用具有圆形横截面的导线减小了在横档上产生的涡流。
In this paper, radar cross section of arrays with rectangular, cross-shaped and circular element is computed and the results are compared with the that of method of moment to validate this method.
文中计算了矩形、十字形及圆形单元微带阵列的雷达截面，并与常规矩量法和参考文献的计算结果进行了比对，验证了该方法的有效性。
The invention comprises a non-rotating shaft for supporting a mechanical element of a roll segment in a continuous casting machine, having an essentially circular cross-section.
本发明包含用于支承连续浇铸机中的滚动段的机械元件的非旋转轴，其具有基本为圆形的横截面。
The invention comprises a non-rotating shaft for supporting a mechanical element of a roll segment in a continuous casting machine, having an essentially circular cross-section.
本发明包含用于支承连续浇铸机中的滚动段的机械元件的非旋转轴，其具有基本为圆形的横截面。
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