Rotating arms have been used in order to keep the seats level for both vertical and horizontaldrive.
旋转武器已被用于为了保持座椅水平的纵向和横向的驱动器。
2
I already had the TV timing circuits minimized and just had to use the horizontal and vertical counters to drive some memory with the characters stored.
我那时已经把电视上的计时电路做到最小了，只要再用横向和纵向的计数器去驱动存储着字符的内存就可以了。
3
Used for installation tool and drive lathe tools for vertical, horizontal or oblique movement.