求翻译：参加或主持重大质量事故的调查分析。领导技术检验机构在做好自身建设的基础上，认真做好监督检验工作，严把设计、采购、施工、试运质量关。是什么意思？

Participated in or presided over a major quality accident investigation analysis. Leading technical inspection agency doing its own building on the basis of a good job of supervision and inspection work, strictly control the quality of the design, procurement, construction, trial operation.

Participate in or under the auspices of the major quality accident investigation and analysis. Lead the technical inspection agency in its own building to do a good job on the basis of, and do a good job, and strict supervision and inspection of the design, procurement, construction, and test operat

Participation or management significant quality accident diagnosis.The leadership technology examination organization in completes own construction in the foundation, completes the surveillance to examine the work earnestly, Yan Ba designs, the purchase, the construction, tries to transport the qual

Participating in or conducting investigations of significant quality accident analysis. Leading the technical inspection body in its own construction on the basis of conscientiously do supervision and inspection work, strict design, procurement, construction, commissioning quality.

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