average in frame holding time 平均同步持续时间
average out-of-frame holding time 失步平均保护时间
·2,447,543篇论文数据,部分数据来源于NoteExpress
The average time for holding a stock in both the United States and Britain, he notes, has dropped from seven years to seven months in recent decades.
他特别提到,最近几十年,无论是在美国还是在英国,持有一支股票的平均时间都从七年下降到了七个月。
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Because we have a holding period time limit, ultimately all recommendations get closed out and become part of this average, so it is properly inclusive.
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