求翻译：施工时，从原材料采购到成品保护严格按质量管理标准进行，并先作样板，经各方其共同检查认可后，方允许大面积施工，以保证成品优质。是什么意思？

Construction, from raw material procurement to finished product protection and strict quality management standards, and for the first model, after the parties of their common check recognition, permission for the construction of a large area to ensure that the finished product quality.

During the construction, from procurement of raw materials to the finished product protected by strict quality management standards, and to model the parties, by their common check approval, allowing a large construction, in order to ensure product quality.

When construction, purchases from raw material to the end product protection carries on strictly according to the quality control standard, and makes the model first, inspects the approval together after all quarters it, only then permits the big area construction, guarantees the end product high qu

Construction, from the procurement of raw materials to the finished product protection in strictly according to the quality management standard, and be a model, after approved by the joint checking, allows the construction of large area, to ensure that the quality of finished products.

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