Although left-handed and right-handed coordinates are the most common systems, there is a variety of other coordinate systems used in 3-D software.
虽然左手系和右手系都是很常用的系统，但是也有很多其他种类的坐标系用于3-D 软件。
The map coordinates or an image of the 'target' would then be placed in an envelope and handed to the viewers.
接下来，一个地图坐标或一幅“目标”的图像被放进一个信封里，交给这些遥视者。
应用推荐