exchangesn.票据交换总额名词exchange的复数形式.
exchangev.交换;兑换n.交换;交易所;兑换;交战
exchange profit外汇利润
exchange places调换位置
exchange income兑换收益
exchange spring永磁材料
exchanger volume交换机容量
exchange cations交替性阳离子
exchange of note换文
exchange acidity交换性酸度,代换性酸度,交换酸度
exchange of heat热交换
exchange springs交换弹簧