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。

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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。

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It has proved in the operation that the shot blast machine can satisfy the requirements of surface cleaning for bolsters and side frames.

使用表明，该抛丸机能满足摇枕、侧架表面清理的要求。

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Now Mr O'Malley, assuming he wins election in November, faces an even longer shot: cleaning up Baltimore.

ECONOMIST: Baltimore��s election

He accidentally shot himself while cleaning a gun.

NEWYORKER: Offensive Play

There was a brisk spring cleaning of royal finances, with the appointment of a hot shot City accountant, Michael Peat.

BBC: The changing face of the monarchy