First you must find out the clause of the quality problems and furnish sufficient evidence.

首先你的查查有关质量问题的条款,并提供足够的证据.

辞典例句

Without sufficient evidence to support, your claim is untenable.

你方的索赔缺乏足够的证据, 因此根据站不住脚.

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For lack of sufficient evidence, the accused was allowed to go free.

由于缺乏充足的证据, 被告被开释了.

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We'll certainly consider a claim, if there's sufficient evidence.

假如有充足的证据的话,我们将一定考虑索赔.

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Your claim should be supported by sufficient evidence.

贵方索赔须有充分证据.

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This is not in the affirmative, then without sufficient evidence, the more desirable.

这是不肯定的话, 又无充足证据, 更不可取.

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