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......

以磺化改性的聚苯硫醚超细纤维为载体,通过液相还原法制备聚苯硫醚超细纤维负载零价铁。采用傅里叶变换红外光谱仪和扫描电子显微......

The feasibility of employing nanofiltration for the removal of chromium(Ⅵ)from wastewater was investigated.Poly(m-pheny......

The catalysis of manganese(Ⅱ) (Mn2+) on chromium(Ⅵ) (Cr6+) reduction by citrate was studied through batch experiments ......

研究了超声波对活性炭吸附/脱附Cr(Ⅵ)的影响,结果表明:有无超声波作用下,活性炭对Cr(Ⅵ)的吸附率均随pH值的升高而减小,相对于无......

The activated carbon with high surface area was prepared by KOH activation. It was further modified by H2SO4 and HNO3 to......