Nowcasts used to be impracticable because______.A.there were no conventional computersB.th

学历类 公共英语 已帮助 人

Nowcasts used to be impracticable because______.

A.there were no conventional computers

B.the cost of the equipping and operating was sky-high

C.there were no difficulties in data processing

D.there were not enough meteorologists

热搜:medline数据库中to字段是表示非英文文献的原文题名