Studies on radio frequency propagation characteristics for underground coalmine communicationsL K Bandopadhyay,Pranab K Mishra,S K Chaulyamag(2007)引用 26|浏览12暂无评分关键词instrumentationAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要