element of solid angle 立体角元素
factor of solid angle 立体角因子
solid angle of failure 破坏固体角
area of solid angle projection 立体角投射面积
vertex of a solid angle 立体角的顶点
A problem about tubing string vibration caused by the fluid unsteady flow inside tubing string is studied from the Angle of solid liquid coupling vibration in dynamics.
文章从动力学中固液耦合振动的角度出发，研究了油管柱内流体不稳定流动引起的油管柱振动问题。
The higher the surface energy of the solid substrate in relation to the surface tension of the liquid, the better its wettability, and the smaller the contact Angle.
较高的表面能量的固体基质有关的表面张力的液体，它的更好的润湿性，较小的接触角。
The contact Angle is the Angle between the tangent line at the contact point and the horizontal line of the solid surface.
接触角是角之间的切线的联络点和水平线的固体表面。
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