Plant communities play an important role in the C-sink function of peatlands.However,global change and local perturbatio......

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......

Age structure of a plant population carries important information on population dynamics. The traditional age classifica......