A method of mode correction is suggested to improve the accuracy of the experimental mode based on the results of experimental modal analysis, modal synthesis technique and Rayleigh's method.

用试验模态分析结果、模态综合技术、瑞利法相结合的办法，提高了试验模态分析所得振型的精度。

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But take this as a sure sign that Facebook, oft criticized for lagging behind in mobile, is in major course correction mode.

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As a result of this difficulty, investing in high-tech stocks that have been on a correction mode can be both very rewarding and very risky.

FORBES: Two Ways to Separate Value from Vice Among High Technology Stocks

It incorporates functions such as a loupe, exposure picker, print, JPEG conversion, and batch white balance settings, highlight correction, noise reduction and aberration correction mode.

ENGADGET: Sigma DP3 Merrill packs a Foveon X3 sensor and a fixed F2.8, 75mm-equivalent lens