It is studied the problem of tracking a ballistic object in reentry phase from radar observations.

研究了通过雷达观测跟踪重返大气层阶段的弹道目标问题。

youdao

A key component of an air-launched missile defense system demonstrated its ability to acquire and track a ballistic missile target in the boost phase, according to Raytheon.

日前，一种空射导弹防御系统的关键组成部分成功演示了对助推段弹道导弹的截获与跟踪能力。

youdao

The Missile Alternative Range Target Instrument is similar in size and geometry to a ballistic missile, but with a section of sensors to record and measure the laser performance.

导弹仪器替代远程目标是以弹道导弹的相似大小和几何形状，但包括一系列传感器来记录和测量激光性能。

youdao

The Security Council resolution was put in place after North Korea' first nuclear weapons test and the launch of a ballistic missile.

VOA: standard.2009.04.03

Japan's defense minister, Yasukazu Hamada,said whether Pyongyang actually launches a satellite or a ballistic missile the country's military force is prepared to protect the nation.

VOA: standard.2009.04.03

South Korea,Japan, and the United States say the launch will be a provocative attempt to advance North Korea's ability to deliver warheads, via ballistic missiles.

VOA: standard.2009.04.01

On transporter erector-launchers, they simply erect it, fire off a ballistic missile, put it down, cover it up.

CENTERFORSECURITYPOLICY: Get On With It: Time To Deploy Sea-Based Missile Defenses

Sergeant Lounge was carrying his AR15 and a ballistic shield from his cruiser.

WHITEHOUSE: Background on Medal of Valor Ceremony

The United States demonstrated the capability to launch a ballistic missile from a surface ship nearly forty years ago.

CENTERFORSECURITYPOLICY: Serious about defending America