Cross-section ovalization is one of the flaws in the thin-walled tube NC bending process.

畸变是薄壁管小弯曲半径数控弯曲成形容易出现的成形缺陷之一。

It is found that the fiber of phloem of broussonetia is irregular elliptoid at cross section.

同时发现构皮纤维的横是带有中腔不规则的椭圆形结构，且呈束纤维分布。

The mixed nodulizer can be applied for the key middle and small section casts of ductile iron.

可以质量要求高的中小重要球铁铸件上应用。

The cross-section curvature ductility ratio for R.C inequiaxial T-shaped, L-shaped and cress-shaped columns is calculated by numerical method.

摘要采用非线性全过程数值分析方法，计算了钢筋混凝土不等肢T形、L形和十字形柱工况下的曲率延性比。

It was found that fibers of circular cross section produce greater cohesion in webs and slivers than do trilobal fibers.

圆形横纤维棉网和棉条中，比三叶形横纤维能产生较大的粘着作用。

Simulation shows that the inhomogeneity of electric field reduces the oscillations in photodetachment cross section and its corresponding modulation function.

拟结果显示出电场的不均匀抑制了光剥离和相应调制函数的振荡。

The shape of cross-section is an ellipse folded in half through one symmetry axis, and the axis keeps perpendicular with pinacoid-view.

断形状为沿对称轴对折的椭圆，此对称轴始终垂直于轴，其方向与平图上的流道中线无关。

The UN250 butt-welding machine adopts manual flash prewarming, hydraulic pressure upset mode, is suitable to weld large diameter and section weldment.

UN250对焊机采用手动闪光预热、液压顶锻的方式，适合焊接大直径大的焊件。

In the sagittal section of the T2-weighted image, hyperintense lesions are present in the tegmentum of the midbrain, pons, and medulla oblongata.

图B) T2 权重纵向图像，高讯号病变出现中脑、桥脑、延脑背盖区。

Counterfort retaining walls are optimized in the paper, using the optimum program, costs of different counterfort retaining wall parameters were calculated and based on the contrast analysis.

本文对扶壁式挡土墙进行优化计算,利用优化设计程序对不同参数下的状态和工程造价进行分析比较。

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。

The cross section morphology and skin-core structure of PAN fiber in wet-spinning are analyzed by the means of electron probe microanalyser (EPMA) and scanning electron microscope (SEM).

结果表明凝固浴温度会影响初生纤维的横形貌与芯部结构。

The light intensity distribution exhibits straw hat shape on a certain conditions, in other word to say, the central light intensity is less than acroteric light intensity.

一定条件下，上的光强分布会呈现中心光强小于周围光强的“草帽”分布。

Ends of the tegular filters (10) are cut off crosswise to make the end surfaces respectively form inclined surfaces such that vertical sections of the tegular filters (10) are in a rough trapezoid.

瓦状滤波器(10)的端部被斜向切除以使端分别形成斜，从而瓦状滤波器(10)的垂直呈大致梯形。