This paper describes the applications such as signal source for optical tracking, virtual equipment, over all assessment etc.
就“光学跟踪信号源”、“虚拟装备”、“全面评估”等问题作一讨论。
Therefore, the veterinary antibiotics ecological risk assessment has become one of the research focus all over the world.
因此，有关兽用抗生素的生态环境风险评价已成为当前国内外研究热点之一。
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