To this end, a rotating scraper blade and a tapping and shaking device have been designed and bring about good results in its actual use in production.
为此设计了旋转刮刀、敲击震动装置，在实际生产应用中取得了较好的效果。
2
The related perforating coating tool for a heat-conducting fin comprises: a hollow tube filled with conductive medium, some discharge holes on one end of the tube, and a spring scraper under the hole.