提出了一种基于投影法的新型火炮缠角测量系统。

This paper proposed a detection system based on laser projection used for artillery Angle of twist.

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鞭法有：抡、缠、背、扫、挂、劈、拐、弹等。这些技法结合身法、步法、跳跃构成套路。

Whip method: swing, twist, carry, sweep, parry, cut, crouch, spring and so on, cooperating with body position, footwork and jump make up the routine.

youdao

鞭法有：抡、缠、背、扫、挂、劈、拐、弹等。这些技法结合身法、步法、跳跃构成套路。

Whip method: swing, twist, carry, sweep, parry, cut, crouch, spring and so on, cooperating with body position, footwork and jump make up the routine.

youdao