环氧树脂混凝土研究现状及其应用 关键词：环氧树脂混凝土；纤维；研究现状；应用 [gap=925]Keywords：epoxy resin concrete；fiber；research of actuality；application
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In order to coach the use of preservative, the research of actuality and mechanism of the microbial resistance to preservative were introduced in this paper.
本文介绍了食源微生物对食品防腐剂产生抗性的研究现状及其产生机制，以期指导食品防腐剂的使用。
The application background and research actuality of wireless sensor networks are introduced briefly.
介绍了无线传感器网络的应用背景和国内外研究现状。
Virtual realistic technique and to person research result of the space cognition of organic combined to push forward the research and the development of the virtual actuality.
虚拟现实技术与对人空间认知的研究成果的有机结合推进了虚拟现实的研究与开发。
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