以前当然也出现过程序交易；
py是执行股票交易的程序。
trader.py is the program that makes trades to the stock exchange.
在第2部分中，您构建并测试了该交易系统应用程序。
In Part 2, you built and tested the trade system application.
而是会给出一个简单的股票交易应用程序样例。
Instead, I present a simple stock trading application example.
编写程序，读入几笔不同的交易。
下面是一个交易描述应用程序的部分领域类图。
Here is part of a domain class diagram for a deal capture application.
硬件和应用程序是免费的，但Square对每一笔交易收取一点点费用。
The hardware and app are free, but Square takes a small cut of each transaction.
然后，就可以使用DayTrader应用程序进行模拟交易了。
The DayTrader application is then ready to use for simulated trading.
通过给定多笔不同的交易来测试程序。
程序中有一部分是由法庭指定的会计师审核此项交易。
Part of this process was a review of the deal by court-appointed accountants.
某个交易(事项处理程序)入到主文件中的日期。
The data on which a transaction is entered into a master file.
会议经理将会在交易成交以后，发出电子邮件，确定您的报名程序。
Once your transaction is processed, you will receive a confirmation email from the event manager.
程序化交易是克服人类情感的手段。
建筑市场交易具有延时性和一次性的特点，为此具有独特的交易程序。
For the characters of future exchange and once-for-ever exchange, construction market has special exchange procedure.
滑点是交易生活中的事实，应该将其纳入交易方程序中。
Slippage is a fact of life in trading and should be worked into the equation.
本脚本程序从交易历史中取得订单信息并在交易图表上设置箭头。
Trade - script sending BUY order and printing selected order data to the log.
本脚本程序从交易历史中取得订单信息并在交易图表上设置箭头。
Trade - script sending BUY order and printing selected order data to the log.
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