A course material used in blast cleaning, such as sand, steel shot, glass beads or plastics.
用于喷抛清理一种流动材料，例如砂子、钢丸、玻璃珠或塑胶制品。
2
Surface cleaning is critically important for pipe coating, and shot (impeller) blasting is the most suitable derusting method for most kinds of coating materials.
钢管的表面处理是决定覆盖层质量的关键因素，对大多数覆盖层而言，喷(抛)丸除锈法是最理想的除锈方式。
3
It has proved in the operation that the shot blast machine can satisfy the requirements of surface cleaning for bolsters and side frames.