截面

The DSS of a moving spherical particle is explained by the electric and magnetic field from Mie scattering theory.

首次利用Mie理论，详细的研究了高速运动介质球的散射特性，得到了运动介质球粒子散射截面的解析表达式。

Based on the fact that the oblique section of a cylinder or cone is an ellipse, a fast scriber is fabricated which is simple in design, easy in making its parts, fast in assembling, and convenient in handling.

根据斜截正圆柱截面形状为椭圆，制作一种零件结构简单、加工容易、组装快捷、携带方便的快速划线仪。

Interaction between current and underwater bottom topography modulates roughness of the sea sur-face, which in turn yields variation of the radar scattering echo.

海流与海底地形的相互作用导致了海表面的粗糙起伏，从而引起对海面观测的雷达散射截面的变化。

The section curve graph of a singularity surface is drawn. A numerical example of singularity configuration analysis is given for illustration.

主进给机构的奇异位形的集合为参数空间的曲面片，得到了奇异曲面方程及奇异曲面的截面曲线图，给出了奇异位形分析计算的数值实例。

When the welding current is added, on the one hand,the section of arc will more or less increase, so the fusion width will increase; on the other hand, the depth of arc crater will increase.

焊接电流增加时，一方面是电弧截面略有增加，导致熔宽增加，另一方面是电流增加促使弧坑深度增加。

It has the circular shape of sectional area, and a long hull.

它有圆形的截面面积，并长期船体。

Of their relatively small cross sectional area, which does not allow them to sustain high stress.

由于其横截面积相对小，不能承受大的应力，所以点焊处容易产生裂纹。

Then,the linear regression equation of height to the mini cross sectional area of femoral neck was concluded.

应用回归与相关分析，得出成人身高与股骨颈最小横截面积的直线回归方程。

Results:There was a positive linear correlation between the mini-cross sectional area of femoral neck and height.

应用回归与相关分析，得出成人身高与股骨颈最小横截面积的直线回归方程。

A new method calculating the effective cross sectional area is proposed according to the pressure response in cylinder chambers.

提出了一种根据气缸两腔压力变化来计算PCM阀有效截面积的新方法。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷