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An optimal design approach of high order FIR digital filter is developed based on the algorithm of neural networks with......
The effect of copper content on quench sensi-tivity in novel Al-Zn-Mg-Cu alloys containing high zinc content was investi......
为研究气压对激光诱导击穿光谱检测性能的影响,实验研究了0.01～100.00 kPa大气压强下钢铁样品中FeⅠ438.35 nm和Fe Ⅰ 404.58 nm谱......
Effect of oxygen content and heat treatment on carbide precipitation behavior in PM Ni-base superall
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Spatial Variability of Soil Chemical Properties in the Reclaiming Marine Foreland to Yellow Sea of C
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Spatial Variability of Soil Chemical Properties in the Reclaiming Marine Foreland to Yellow Sea of C
Precise information about the spatial variability of soil properties is essential in developing site-specific soil manag......
基于削弱实时动态精密单点定位多路径效应的目的,首先分析了多路径误差的产生原理,利用信噪比与高度角的关系判断多路径产生的来源......
两种商用800 MPa级复相钢拉伸后分别出现了正常断裂和断口分层两种状态。通过金相显微镜(OM)、扫描电子显微镜(SEM)、能谱分析(EDS......
【目的】构建包含竞争指标和气候因子的胸径生长模型,分析竞争和气候及其交互作用对杉木人工林胸径生长的影响,为气候变化背景下模......
