Hepatitis B researchers are also expanding their target range.
乙型肝炎研究人员也在扩大其目标范围。
An enclosed target range for practice or competition with firearms.
射击场：一个封闭的靶场，用于练习火器或进行射击比赛。
In this paper, the formation principle of radar target range profile is analyzed at first.
首先分析了雷达目标一维距离像形成原理。
In this paper, the formation principle of radar target range profile is analyzed at first.
首先分析了雷达目标一维距离像形成原理。
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