Plotting their motion required returning to the SWEEPS target region with Hubble two years after the first observations were made.

他们需要策划回到扫运动目标区域用哈伯太空望远镜两年后第一次进行了比较研究。

youdao

However, those research was based on single target ship and there was little research on multi-ship radar plotting assessment system.

但目前的研究大部分是基于单物标船的研究，对于多物标雷达标绘评估系统的研究还很少涉及。

youdao

But Norilsk Nickel, with the world's largest reserves of the metal, treads in the shadow of rumors that the government is plotting to target it as it did Mikhail Khodorkovsky's oil company Yukos.

FORBES: Magazine Article

Germans are already aware that their country is a target after three men were arrested in September for allegedly plotting to attack U.S. military bases there.

CNN: Analysis: Afghanistan top of al Qaeda's agenda