K instead of using the vertical vector k, you use the normal vector I.
你用了法向量i，而不是竖直向量。
But, when it comes to looking for the normal vector, be rest assured that the normal vector to a horizontal plane is just vertical.
但是在寻找法向量时，可以确定法向量与水平面垂直。
It's the unit vector in the vertical direction.
即竖直方向的单位向量。
Well, our vector field, is actually vertical.
向量场是竖直的。
The spectral domain Green's functions of scalar and vector potentials for vertical and horizontal electric as well as magnetic dipoles in multi-layered medium are presented and verified.
本文给出多层媒质中水平和垂直电、磁偶极子的谱域标量位和矢量位格林函数的一般表达式，并验证了其正确性。
Q vector is taken as an effective method to estimate vertical motion.
Q矢量被视为估算垂直运动的有效方法。
As the rotary adjustment surround axes in two directions, the aim of keeping the panel surface being vertical to the sunlight vector is achieved.
这样通过绕两个方向轴线的回转调整，可达到保持电池板面与太阳光矢量垂直的目的。
Using the optimal control theory an optimal control law of agile turn is proposed enabling to eliminate velocity component in vertical director of initial sight under thrust vector control.
应用最优控制理论，提出一种最佳快速转弯控制律，能在推力矢量控制下消除终端时刻垂直于初始视线方向上的速度分量。
Two-parameter nonlinear optimization procedure based on given vector norm is employed in model vertical resolution selection.
采用经过简化处理的基于矢量模的双参数最优化处理方法，对模式大气进行了垂直分层。
Two-parameter nonlinear optimization procedure based on given vector norm is employed in model vertical resolution selection.
采用经过简化处理的基于矢量模的双参数最优化处理方法，对模式大气进行了垂直分层。
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