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......

高贵的一金属的铂 nanoparticles (Pt-NPs ) 和用 Delonix regia 的水的摘录的二金属的金银的 nanoparticles (AuAg-NPs ) 的 Biof......

The Merrill-Crowe zinc-precipitation process has been applied worldwide on a large number of operations for recovering g......

Gold-silver deposits in the Atalla area occur as hydrothermal quartz veins in NE–SW pre-existing fractures within the A......