多层元件
Theory of sandwich plate and beam for a circular cell honeycomb
圆柱形胞元蜂窝夹芯板梁理论的研究
The results show that closed-cell aluminum foam sandwich structure can attenuate more the impact waves effectively than other protect structure.
试验结果表明:冲击波在在泡沫铝夹心结构中的衰减优于其它防护结构。
At the same time, carcinoembryonic antigen ( CEA), squamous cell carcinoma antigen ( SCC) and tumor specific growth factor ( TSGF) were also measured by microparticle enzyme immune analysis, bio antibody sandwich, and chemo chromatometry.
同时用微粒子酶免疫分析技术、双抗体夹心法与化学比色法分别检测癌胚抗原(CEA)、鳞状上皮细胞癌相关抗原(SCC)、恶性肿瘤相关物质群(TSGF)的表达。
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