求翻译：南航对美洲及欧洲航线的旅客托运行李实行计件制。新规则修订了美洲的行李限定标准，如加拿大航线旅客可托运单件重量不超过 32公斤的行李，每件三边之和不超过158CM（62英寸）；其它航线（如美国）旅客可托运单件重量不超过45公斤的行李。南航提醒广大旅客：若单件行李超过上述重量，必须重新整理或拆分，否则无法办理托运手续。是什么意思？

Southern American and European routes for passenger checked baggage piece-rate system. America's new rules revised standard baggage limit, such as the Canadian airline passengers consignment pieces weighing no more than 32 kg of luggage, each of the three sides and no more than 158CM (62 inch); othe

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South the navigation forwards luggage to the Americas and the European route passenger implements by the piece the system.The new rule has revised Americas' baggage definition standard, if the Canadian route passenger may consign for shipment the single unit weight not to surpass 32 kilograms baggag

China Southern Airlines passenger checked baggage to the American and European routes follow piece-system. New rule revised the luggage of the Americas qualifying standards, such as Canada airline passengers to ship a unit weight of not more than 32 kg of baggage, each three and not more than 158CM

China Southern Airlines passenger checked baggage to the American and European routes follow piece-system. New rule revised the luggage of the Americas qualifying standards, such as Canada airline passengers to ship a unit weight of not more than 32 kg of baggage, each three and not more than 158CM