求翻译：构件整体冲砂前要进行表面清洁、气体质量、压力、钢砂比例及质量、环境条件等检查，全部合格后方可打砂是什么意思？

Before surface cleaning, gas quality, pressure, grit ratio and quality, environmental conditions, check the component as a whole sand sand only after all qualified

Overall sand washed components before cleaning the surface you want to be, the gas quality, pressure, steel grit, proportion and quality check, such as environmental conditions, and all qualified before you hit sand

The component whole flushes in front of the granulated substance to have to carry on the surface clean, inspections and so on gas quality, pressure, emery proportion and quality, environmental condition, after completely qualified Fang Keda granulated substance

Whole surface sand before cleaning, gas quality, stress ratio, steel grit and checking of quality, environmental conditions, all after passing play sand

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