Your browser isn’t supported anymore. Update it to obtain the best YouTube practical experience and our most current features. Learn more “盈亏修正”主要指的是交易成本，通常在投机交易中占比较小。盈亏修正的计算实际上非常复杂，不同的交易所可能有不同的规则格式来规范交易行为。 For illustration, a business that delivers a product or service to its customer records the revenue on its P&L ass... https://www.youtube.com/watch?v=qMmsQ4kKgY4