The use of the whole resin, the electrostaticprocess of sand, sand sharp durable surface.
采用全树脂、静电植砂工艺，砂面锋利耐用。
2
Which one of the following printing devices USES an electrostaticprocess similar to a photocopying machine in order to produce a high quality printed form?
其中下列情形之一的印刷设备采用静电过程类似一台影印机，以生产高质量的印刷形式？
3
Handrail frame and Station foot: high quality steel plate, steel stamping and welding molding and polished, rust phosphating, electrostatic powder coating, high temperature baking and other process.