Using the model the unsteady aerodynamics of one aircraft in pitching-rolling motion is identified.

应用该模型对某飞机模型做俯仰滚转耦合运动的非定常气动力进行了辨识。

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The results show that unsteady aerodynamic characteristics of a delta wing oscillating in large amplitude pitching roll motion are more complicated than in pitching motion or in roll motion.

结果表明，飞行器俯仰滚转耦合运动时的气动特性比单独俯仰和滚转时的气动特性复杂得多。

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In?communities?north?of?Denver,?residents?are?pitching?in?to?help?teachers?and administrators?as?the?Vrain?school?District?tries?to?solve?a?$13.8 million budget shortage blamed on mismanagement.

在丹佛北部的社区，Vrain 学区正努力解决因管理不善而造成的1380万美元的预算短缺问题，那里的居民们也正在积极帮助教师和管理人员。

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At the Chicago White Sox U.S.Cellular Field on Chicago's South Side, the 30-year-old pitcher retired all 27 batters from the Tampa Bay Devil Rays without allowing anyone to reach first base, pitching a perfect game and putting his name in a record book occupied by only 17 others in Major League history.

VOA: standard.2009.07.24

Among Little League pitchers, pitching in travel ball and pitching in a showcase were associated with pitching with elbow pain.

FORBES: Kid Pitching Studies Throw Youth Sports a Curveball

Apple has learned from Facebook and from Google that privacy issues have to be front and center in pitching new social media products.

FORBES: In Social Media, Privacy Now Has To Be Part of the Sales Pitch

How much added value can be expected from a guy who specializes in pitching the last inning, when there's so little room for improvement?

FORBES: Magazine Article