填空题

A--transaction B--counter-offer
C--market condition D--sample book
E--market information F--sample post
G--domestic market H--turnover
I--price reduction J--discount
K--direct offer L--special offer
M--most favorable price N--cable confirmation
O--foreign market P--price fluctuation
Q--market price R--market risk
( )还盘 ( )样品邮寄