确定方向

These birds navigate by the sun.

这些鸟靠太方向。

For drill point with planar flanks, using toolroom microscope, we measure the angles relevant to unit vector on the flanks and transform these data into design parameters.

我们利用工具显微镜,对平面型后刀面枪钻测量有关的角度,后刀面法方向,并将数据转换为设计参数。