This paper introduces a planar motion mechanism(PMM) in vertical plane of SJTU.

本文介绍了上海交通大学研制的垂直面平面运动机构。

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The multivariable control for submarines maneuvering in vertical plane is discussed.

本文讨论了潜艇垂直面机动运动的多变量控制问题。

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The thesis makes a main study of submarines' depth and pitch control in vertical plane and researches on submarines' equilibria control performance.

本文将主要研究潜艇垂直面的深度和纵倾的控制，从而进一步研究潜艇的均衡控制性能。

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But with his own plane in a near-vertical, nose-down dive, the pilot and his crew had little time to think about the fate of the Chinese pilot.

CNN: 'We did it right'