For example a work shop or grit blasting area where hot work is considered "normal operation" will not require Permit to work.

例如在喷钢砂处理区域，高温作业是“常规操作”，所以就不必申请作业许可证。

youdao

The bed test of diesel engine indicated that the optimized dry blasting steel grit and arc spraying technology was feasible to repairing crankshaft.

发动机台架试验结果表明，优化干喷钢砂电喷涂工艺规范用于修复曲轴是可行的。

youdao

This system can be used in a wide variety of blasting operations including coating removal, blending, peening, grit blasting and general purpose blast finishes.

该系统能够进行各种喷丸操作，包括涂层剥离，混料，喷丸，打磨喷丸和通用目的的喷丸精整。

youdao

Grit-blasting usually takes off original texture and detail as well as grime which often, funnily enough, protects the stone underneath.

ECONOMIST: Conservation