一机双号副号码作被叫时,来电显示均为()。
A.259023+主叫号码
B.12583+主叫号码
C.直接显示:主叫号码
D.无法显示
参考答案:B
Out there, in the midest of the snow, in long, black clothes.
A.a woman sat
B.sat a woman
C.was a woman sitting
D.a woman was sitting
库存决策取决于哪4大因素?