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The width of the wake is larger and the base pressure of the plate is lower in comparison with the fully turbulent wake behind a smooth flat plate at the same flow conditions.

与在相同流动条件下光滑平板后的湍流尾流比较，涡街尾流较宽，平板底部压力较小。

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The outer surface of the lid preferably is flat, and the lid preferably is integrally connected to the base as molded by at least one frangible bridge (46) spaced from the hinge.

所述盖的所述外表面优选地是平的，并且所述盖优选地在被模制时通过与所述铰链间隔开的至少一个易折断桥(46)而一体地连接到所述基体。

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The town lay on a flat plain at the base of an Allegheny Mountain valley so steep that the hillsides rose straight upward along the Little Connemaugh River.

VOA: standard.2010.04.26

For more on the flat base and other bullish chart patterns, visit the Online Courses at Investors.com.

FORBES: Baidu And MercadoLibre Back In The Sweet Spot

The stock is hovering just at its buy point of 30.77, ten cents above the high in a flat-base pattern that began in mid-June.

FORBES: Baidu And MercadoLibre Back In The Sweet Spot