window signal

• 窗孔信号

window signal的用法和样例：

例句

1. The tray was put down to achieve the cave of tray matching the hole of pneumatic cylinder-seeder in precision after receiving cave-hole matching signal.
   秧盘输送同步对中机构由限位气缸控制，当穴孔信号对准后，释放秧盘实现秧盘穴孔与气吸滚筒吸孔的投种点精准对中。