Whether based on the calendar time hypothesis nor based on the trading time hypothesis, time series analysis of stock prices have a premise that price movement evolve on the fixed length time.

不管是基于交易时间进程，还是基于日历时间进程，股价的时间序列分析都是基于固定的时间进程来研究价格变化规律。

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Parsing a tagged message takes less time than parsing a XML message, but it does take more time than parsing a fixed-length message.

与XML消息相比，解析带标记的消息需要较少的时间，但是比定长消息解析的时间要长。

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Also note that in case of database dictionary, the length of each column is fixed at the design time of database schema.

还要注意，对于基于数据库的dictionary，每个列的长度在数据库模式的设计阶段就已经固定。

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Companies could be barred from using rolling contracts - where the contract is renewed each day so that at any given time directors have a fixed notice period to serve - to get around limits on the length of time they may serve.

BBC: 'Fat cat' pay proposals: At a glance