The paper introduces the traditional scheduling method, discusses the application of CPM on automatic production scheduling and introduces the network optimization method in CPM.

在介绍传统的调度方法的基础上，引进了关键路径法在自动生产调度上的运用，并介绍了关键路径法中的网络优化方法。

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At present, the study of the time-cost optimization is generally in the CPM network, and the traditional CPM network is not in line with the actual situation of the project.

目前，时间-费用优化问题的研究一般是在CPM网络中进行的，传统的CPM网络不符合项目进行过程中的实际情况。

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CPM rates were once (pre yr 2000 bubble-burst era) as much as $75, but have now dropped to as little as $1 CPM.

CPM价格曾经（在2000网络泡沫破灭之前）高达75美元，但是现在已经降到了低至1美元。

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The CPM premium on impressions in March for iOS in total over Android was 39%.

FORBES: Apple's iOS Mobile Ad Metrics Dominates Android

For the fourth quarter, CPM Group, Societe Generale and Commerzbank all listed higher average prices.

FORBES: Average Base Metals Prices Expected To Fare Better In Coming Quarters; Gains Seen As 'Moderate'

More targeting at a higher CPM should lift linear and digital video revenues alike.

FORBES: The Digital Serendipity of New York City, Cory Booker and Disruption Of Television Video