In this article according to the experiment of executive systems motion accuracy, the corresponding mathematical model is established by harmonic analysis principle.

根据执行系统回转精确度测试实验，利用谐波分析原理，建立了相应的数学模型。

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This article according to CHC theory and the WJ-III COG based on this theory, combining the content of the junior English achievement, selects six cognitive factors, and design the related tests.

本文依据CHC理论和基于该理论编制的WJ-III COG测验，结合初中英语学业水平的考核内容，选择了六个认知能力因素，并设计了相关的测验量表。

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This article, according to the classification of the quadric, under the 17 kinds normal form of the quadric, discussed the rectilinearity of the quadric respectively.

本文根据二次曲面方程的分类，分别讨论了二次曲面在十七种标准形式下的直纹性。

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Managed copy is NOT included in the first-gen hardware (and according to this article Blu-Ray won't have it either due to AACS standards not being finalized before launch).

ENGADGET: HD-DVD Roadshow: a readers impressions HD

According to this 2002 article in Offshore, the Deepwater Horizon was set to be outfitted with a system called E-drill, which continuously beams data from rig operations to a monitoring center in Houston.

FORBES: BP's Deepwater Disaster: What Happened And Why?

This is according to an article by fellow journalist Ashley Lutz ( here).

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