切线的

The point on a curve where the tangent changes from positive on the left to negative on the right.

曲线上的一点，切线斜率在这点左边为正，在这点右边为负。

The point on a curve where the tangent changes from negative on the left to positive on the right.

曲线上的一点，切线斜率在这点左边为负，在这点右边为正。

B Find the equation of the tangent to the curve at the point P.

求曲线在 P 的切线方程。 3 分

B Find the equation of the tangent to the curve at the poin t P.

求曲线在 P 的切线方程。 3 分

Assume also that point corresponds the value of parameter t, then the equation of the tangent line to the curve L at point M is given by

假设对应到参数值，则L在点M的切线方程为。

Two different ice thickness and five different tangent angles of water line are adopted.

实验中进行2种不同冰厚度和5种不同水线切线角的组合。

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。

Find the points on the curve at which the tangent line is horizontal.

1- ++。若该曲线在某点有水平切线，求该点的坐标。 8 分

Compressing air expands in nozzle, and then enters into vortex tube in the tangent line direction.

工作时压缩气体在喷嘴内膨胀，然后以很高的速度沿切线方向进入涡流管。

Here we went into the circle of the tangent ,...

下面我们就一起走进圆的切线，。。。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。