求翻译：当变更发生时，FMEA评估显示风险较小，且对产品3F无影响，但需要试生产进行产线评估时；mark：变更发生应以checklist评估结论为依据；是什么意思？

When changes occur the assessment fmea show less risk, and no effect on the product 3f, but requires pre-production assessment of the production line; mark: change occurred checklist assessment concluded;

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When changes occurs, FMEA appraised the demonstration risk is small, also does not have the influence to product 3F, but needs the trial production to carry on produces time the line appraisal; mark: The change occurs should take the checklist appraisal conclusion as the basis;

When a change occurs, FMEA assessments appear less risky, and did not affect products 3F, but need to pilot production-line assessment; mark: checklist should be assessed on the basis of changes occurred;

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