A novel artificial magnetic conductor (AMC) surface is designed for radar cross section (RCS) reduction in ultra-wide band. The proposed AMC structure is composed of two different double-layer AMC units, resulting in destructive reflection phase difference (180°±37°) in the band from 5.8 to...
中药麻醉是指以中药洋金花生物碱为主药,配合丙嗪类药物等西药进行麻醉的一种复合麻醉方法。此麻醉方法是中西医临床技术相结合的成果。以使用洋金花制剂为主的中药麻醉... 刘彦 - 《当代医药论丛》 被引量: 7发表: 2011年 中药洋金花制剂在人工流产手术麻醉中的应用 目的:探究中药洋金花制剂在人工流产手术麻醉中的...