短語詞組短語scientific c literature 科學(xué)文獻Agricultural scientific literature 辳業(yè)科技文獻Secondary scientific literature 二次文獻scientific and technical literature 科技文獻Scientific Study of Literature 文學(xué)科學(xué)研究The Scientific Literature 科學(xué)文獻social scientific literature 社科文獻BR scientific literature 科學(xué)文獻Social Scientific Literature Retrieval 社科文獻檢索 返回 scientific literature