青云翻译

My question is whether, after the expiration of this polysolder can use, while we are in the mixture can be extended?

I would like to ask is this polysolder can be used after it expires, and whether we may be postponed after mixing?

I want to ask am this polysolder after expired whether can use, moreover we after mix whether can postpone?

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I would like to ask is this polysolder can be used after it expires, and whether we may be postponed after mixing?