According to the characteristic of one dimension trajectory correction using drag-device, the paper establishes a model of corrected trajectory.

根据一维弹道修正弹阻力环修正技术的特点，建立了一维弹道修正弹的弹道模型。

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In actual state, the change of the embedded point and the characteristic of the reverse catenary are taken into account. This paper will propose the concept of effective length of the drag line.

实际状态下，考虑嵌入点的变化和嵌入缆的反悬链特性，提出了拖曳缆有效缆长的概念。

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This paper presents the general principle and method of bleeding drag reduction characteristic design of base bleed projectile.

本文提出了底部排气弹减阻特性设计的一般原则与方法。

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