Aluminum is made from bauxite.铝是从铝土矿中提炼出的.He gave me an aluminum putter that I use to - day. "他送了我一根打高尔夫球的轻击棒,我到今天还在用. ”There are large amounts of aluminum silicate in the area.这个地区有大量的硅酸铝。...
The lower bleeder is made from fused silica, and aluminum carbon and zirconium materials.下分水口均可采用熔融石英 、 铝碳质、锆质材料制成.He had a house there and a dock and a little aluminum boat.他在那儿有一所房子、一个泊船的码头和一艘小铝船。CNC billet aluminum be...
Useing unsaturated urethane , 2 - ethylhexyl acrylate, crosslinking agent, high oil - absorbent resin was prepared by suspension polymerization.用不饱和氨基甲酸酯 、 丙烯酸异辛酯和交联剂, 以悬浮聚合的方法制备高吸油性树脂.Ferric sulfate was first used for t...