求翻译：买卖双方通过交易磋商，一方的发盘为对方接受时合同即告成立。但按照国际贸易的习惯做法，双方还需要签订一份正式的书面合同或确认书，以进一步明确双方的权利和义务。合同一般由卖方缮制，然后由双方合法代表会同签署。合同签署前须仔细审核，如发现填写条款与商定的条件不一致或有遗漏及差错，应立即提出补正。是什么意思？

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The round turns through the transaction consultation, a side send the plate accepts for opposite party when the contract namely to consider the establishment.But according to the international trade custom procedure, both sides also needs to sign an official written contract or the certificate of co

Buyers and sellers through trade consultations, party offer for the other party to accept contracts that is formed. In accordance with the customary practices in international trade, the two sides also need to enter into a formal written contract or confirmation, to further define the rights and obl