1·Do I need to draw a tangent line of this circle?
我需要画出这个圆的一条切线吗？
2·The steady automatic tangent line function has improved working efficiency.
稳定的自动切线功能提高了工作效率。
3·The concrete expression of the unit tangent line stiffness matrix is given.
讨论了桥梁结构分析中常用单元切线刚度矩阵的具体表达形式。
4·A derivative at a given point is just the slope of the tangent line that kisses that point.
一个给定点的导数不过就是一条切线的斜率轻吻了那个点。
5·The line connecting the point and the center bisects the included Angle of the two tangent lines.
这一点和圆心的连线平分这两条切线的夹角。
6·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。
7·And visually what we're accomplishing is somehow to take the hyperbola, and take a point on the hyperbola, and figure out some tangent line.
从视觉上看，我们要做的是，想办法，在这个反函数，在反函数上取一个点，设法找出切线。
8·The procedure used to define the derivative has a geometric interpretation which leads in a natural way to the idea of a tangent line to a curve.
微分的定义步骤有一个几何解释，最简单的观念就是一条曲线的切线。
9·During digitizing, the adaptive sampling planning method based on the curvature of surface and the slope of tangent line of measured point is proposed.
在曲面数字化方面，提出基于曲面曲率和被测点切线斜率的自适应采样规划。
10·To solve the problem about determinant and solution to tangent line of curve of second order in Analytic Geometry with viewpoint and methods of Higher Geometry.
利用《高等几何》的观点、方法解决《解析几何》中的二次曲线的切线的存在性与求法问题。