Stock market's conners, that is, the investors and the potential investors, of- ten test the stock market through memory before taking some actions.

股票市场的测试者——投资者及潜在投资者往往通过记忆来测试股市，进而采取行动。

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Through variance ratio test, we find the Chinese warrant markets do not reach weak form market efficiency, and simple trading rules of technique analysis prove some kind of efficacy.

通过方差比检验，我们发现中国权证市场不具弱有效性，简单交易规则一定程度上能在权证市场中有效预测。

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Through earlier stage's market research, technology analysis, the actual system has reached to a phase of system test, which have a good test results.

项目开发经过前期的选题、市场调研、技术分析等阶段，现在已经进入试验阶段且运行测试效果良好。

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Smart entrepreneurs go through multiple escalating market tests, each building upon the previous test.

FORBES: High Impact Entrepreneurship: Following the Entrepreneurial Process