求翻译：当货物运抵买方的现场后发现有缺陷或与合同不符，卖方应及时为进行更换或修复，并自行承担有关费用。是什么意思？

The buyer when the goods arrive at the scene and found to be defective or incompatible with the contract, the seller should be replaced or repaired in time for, and bear the costs.

When the buyer of the goods arrived at the scene found to be defective or did not correspond to the contract, the seller should be timely for replacement or repair, and to bear the cost.

After the cargo transports to the buyer the scene the discovery to have the flaw or with the contract not symbol, the seller should promptly for carry on the replacement or the repair, and bears the related expense voluntarily.

When the goods delivered to the buyer of the scene and found defective or incompatible with the contract, the seller should be replaced or repaired in time for the, and to bear the costs.