preference bond
[经] 优先公债
preference creditor
[经] 优先债权人
preference rate
[经] (货币兑换的)优惠率
preference relation
[计] 优选关系
preference semantics
[计] 优先语义
preference share
[经] 优先股
preference shares
n. 优先股
preference stock
preference strategy
[计] 优先策略
preference system
[法] 特惠制
preferences
[计] 参数选择