faceplates

1.脱粒杆座板

2.划线平台

3.面窗

1.a perforated metal disk at the end of the spindle or headstock of a lathe for holding a workpiece in place

2.the transparent part of a piece of protective headgear that protects the face while allowing the wearer to see

3.the front of a cathode-ray tube, on which an image is seen